diff --git a/drivers/SmartThings/zigbee-valve/fingerprints.yml b/drivers/SmartThings/zigbee-valve/fingerprints.yml
index 6c9678452d..f663f95236 100644
--- a/drivers/SmartThings/zigbee-valve/fingerprints.yml
+++ b/drivers/SmartThings/zigbee-valve/fingerprints.yml
@@ -39,5 +39,14 @@ zigbeeManufacturer :
     manufacturer: Compacta
     model: ZBVC1(1023A)
     deviceProfileName: valve-battery-powerSource
-
+  - id: SONOFF/SWV-ZF2U
+    deviceLabel: SONOFF Water Valve 2
+    manufacturer: SONOFF
+    model: SWV-ZF2U
+    deviceProfileName: valve-battery-2
+  - id: SONOFF/SWV-ZF2
+    deviceLabel: SONOFF Water Valve 2
+    manufacturer: SONOFF
+    model: SWV-ZF2
+    deviceProfileName: valve-battery-2
 
diff --git a/drivers/SmartThings/zigbee-valve/profiles/valve-battery-2.yml b/drivers/SmartThings/zigbee-valve/profiles/valve-battery-2.yml
new file mode 100644
index 0000000000..484ad7acd2
--- /dev/null
+++ b/drivers/SmartThings/zigbee-valve/profiles/valve-battery-2.yml
@@ -0,0 +1,21 @@
+name: valve-battery-2
+components:
+- id: main
+  capabilities:
+  - id: valve
+    version: 1
+  - id: battery
+    version: 1
+  - id: powerSource
+    version: 1
+    config:
+      values:
+        - key: "powerSource.value"
+          enabledValues:
+            - battery
+  - id: firmwareUpdate
+    version: 1
+  - id: refresh
+    version: 1
+  categories:
+  - name: WaterValve
diff --git a/drivers/SmartThings/zigbee-valve/profiles/valve.yml b/drivers/SmartThings/zigbee-valve/profiles/valve.yml
new file mode 100644
index 0000000000..4503c347fe
--- /dev/null
+++ b/drivers/SmartThings/zigbee-valve/profiles/valve.yml
@@ -0,0 +1,10 @@
+name: valve
+components:
+- id: main
+  capabilities:
+  - id: valve
+    version: 1
+  - id: refresh
+    version: 1
+  categories:
+  - name: WaterValve
diff --git a/drivers/SmartThings/zigbee-valve/src/init.lua b/drivers/SmartThings/zigbee-valve/src/init.lua
index 717012e2bb..113f8bce99 100644
--- a/drivers/SmartThings/zigbee-valve/src/init.lua
+++ b/drivers/SmartThings/zigbee-valve/src/init.lua
@@ -1,6 +1,16 @@
--- Copyright 2022 SmartThings, Inc.
--- Licensed under the Apache License, Version 2.0
-
+-- Copyright 2022 SmartThings
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+--     http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
 
 local ZigbeeDriver = require "st.zigbee"
 local defaults = require "st.zigbee.defaults"
@@ -20,6 +30,7 @@ local function device_added(self, device)
 end
 
 local zigbee_valve_driver_template = {
+  health_check = false,
   supported_capabilities = {
     valve,
     battery,
diff --git a/drivers/SmartThings/zigbee-valve/src/sonoff/can_handle.lua b/drivers/SmartThings/zigbee-valve/src/sonoff/can_handle.lua
new file mode 100644
index 0000000000..2b0a4f6e9d
--- /dev/null
+++ b/drivers/SmartThings/zigbee-valve/src/sonoff/can_handle.lua
@@ -0,0 +1,21 @@
+-- Copyright 2026 SmartThings, Inc.
+-- Licensed under the Apache License, Version 2.0
+
+local FINGERPRINTS = {
+  { mfr = "SONOFF", model = "SWV-ZF2U" },
+  { mfr = "SONOFF", model = "SWV-ZF2" }
+}
+
+local function sonoff_can_handle(opts, driver, device, ...)
+  for _, fingerprint in ipairs(FINGERPRINTS) do
+    if device:get_manufacturer() == fingerprint.mfr and device:get_model() == fingerprint.model then
+      return true, require "sonoff"
+    end
+  end
+  if device.parent_device_id ~= nil then
+    return true, require "sonoff"
+  end
+  return false
+end
+
+return sonoff_can_handle
diff --git a/drivers/SmartThings/zigbee-valve/src/sonoff/init.lua b/drivers/SmartThings/zigbee-valve/src/sonoff/init.lua
new file mode 100644
index 0000000000..69a604bf0f
--- /dev/null
+++ b/drivers/SmartThings/zigbee-valve/src/sonoff/init.lua
@@ -0,0 +1,140 @@
+-- Copyright 2026 SmartThings, Inc.
+-- Licensed under the Apache License, Version 2.0
+
+local capabilities = require "st.capabilities"
+local log = require "log"
+local zcl_clusters = require "st.zigbee.zcl.clusters"
+local Basic = zcl_clusters.Basic
+local OnOff = zcl_clusters.OnOff
+local PowerConfiguration = zcl_clusters.PowerConfiguration
+local st_device = require "st.device"
+local utils = require "st.utils"
+
+local BATTERY_POLL_INTERVAL = 7200
+
+local function find_child(parent, ep_id)
+  return parent:get_child_by_parent_assigned_key(string.format("%02X", ep_id))
+end
+
+--- OnOff Property Reporting → Valve Capability Point Event
+local function onoff_attr_handler(driver, device, value, zb_rx)
+  local ep = zb_rx.address_header.src_endpoint.value
+  local target = device
+  if ep == 0x02 then
+    local child = find_child(device, 2)
+    if child then target = child end
+  end
+  log.info(string.format("[SWV] OnOff report ep=%s value=%s", tostring(ep), tostring(value.value)))
+  if value.value == true or value.value == 1 then
+    target:emit_event(capabilities.valve.valve.open())
+  else
+    target:emit_event(capabilities.valve.valve.closed())
+  end
+end
+
+--- Battery Percentage Attribute Handler
+local function battery_percentage_handler(driver, device, value)
+  device:emit_event(capabilities.battery.battery(utils.round(value.value / 2)))
+end
+
+--- Lifecycle initialization handler
+local function device_init(driver, device)
+  if device.network_type == st_device.NETWORK_TYPE_ZIGBEE then
+    device:set_find_child(find_child)
+    device.thread:call_on_schedule(
+      BATTERY_POLL_INTERVAL,
+      function()
+        device:send(PowerConfiguration.attributes.BatteryPercentageRemaining:read(device))
+      end
+    )
+  end
+end
+
+--- doConfigure
+local function do_configure(driver, device)
+  device:try_update_metadata({ provisioning_state = "PROVISIONED" })
+  if device.network_type == st_device.NETWORK_TYPE_ZIGBEE then
+    device:emit_event(capabilities.valve.valve.closed())
+    device:emit_event(capabilities.battery.battery(100))
+  else
+    device:emit_event(capabilities.valve.valve.closed())
+  end
+end
+
+--- added
+local function device_added(driver, device)
+  if device.network_type == st_device.NETWORK_TYPE_ZIGBEE then
+    if find_child(device, 2) == nil then
+      driver:try_create_device({
+        type = "EDGE_CHILD",
+        label = string.format("%s 2", device.label),
+        profile = "valve",
+        parent_device_id = device.id,
+        parent_assigned_child_key = string.format("%02X", 2),
+        vendor_provided_label = string.format("%s 2", device.label),
+      })
+    end
+  else
+    device:emit_event(capabilities.valve.valve.closed())
+  end
+end
+
+--- driverSwitched
+local function driver_switched(driver, device)
+  device_added(driver, device)
+end
+
+--- valve.open
+local function valve_open_handler(driver, device, command)
+  device:send(OnOff.server.commands.On(device))
+  device:send(OnOff.attributes.OnOff:read(device))
+end
+
+--- valve.close
+local function valve_close_handler(driver, device, command)
+  device:send(OnOff.server.commands.Off(device))
+  device:send(OnOff.attributes.OnOff:read(device))
+end
+
+--- Identity cluster handler：button pressed on the device, sync valve states
+local function identify_handler(driver, device, zb_rx)
+  log.info("[SWV] Identify received, syncing valve states")
+  device.thread:call_with_delay(2, function()
+    device:send(OnOff.attributes.OnOff:read(device))
+    device:send(OnOff.attributes.OnOff:read(device):to_endpoint(0x02))
+  end)
+end
+
+local sonoff_valve_handler = {
+  NAME = "SONOFF Water Valve Handler",
+  lifecycle_handlers = {
+    init = device_init,
+    added = device_added,
+    doConfigure = do_configure,
+    driverSwitched = driver_switched,
+  },
+  capability_handlers = {
+    [capabilities.valve.ID] = {
+      [capabilities.valve.commands.open.NAME] = valve_open_handler,
+      [capabilities.valve.commands.close.NAME] = valve_close_handler,
+    }
+  },
+  zigbee_handlers = {
+    attr = {
+      [OnOff.ID] = {
+        [OnOff.attributes.OnOff.ID] = onoff_attr_handler
+      },
+      [PowerConfiguration.ID] = {
+        [PowerConfiguration.attributes.BatteryPercentageRemaining.ID] = battery_percentage_handler
+      }
+    },
+    cluster = {
+      [Basic.ID] = {
+        [Basic.server.commands.ResetToFactoryDefaults.ID] = identify_handler
+      }
+    }
+  },
+  can_handle = require "sonoff.can_handle",
+}
+
+return sonoff_valve_handler
diff --git a/drivers/SmartThings/zigbee-valve/src/sub_drivers.lua b/drivers/SmartThings/zigbee-valve/src/sub_drivers.lua
index 258579c7fb..649c5fc898 100644
--- a/drivers/SmartThings/zigbee-valve/src/sub_drivers.lua
+++ b/drivers/SmartThings/zigbee-valve/src/sub_drivers.lua
@@ -5,5 +5,6 @@ local lazy_load_if_possible = require "lazy_load_subdriver"
 local sub_drivers = {
    lazy_load_if_possible("sinope"),
    lazy_load_if_possible("ezex"),
+   lazy_load_if_possible("sonoff"),
 }
 return sub_drivers
diff --git a/drivers/SmartThings/zigbee-valve/src/test/test_sonoff_valve_2.lua b/drivers/SmartThings/zigbee-valve/src/test/test_sonoff_valve_2.lua
new file mode 100644
index 0000000000..1a924f1e85
--- /dev/null
+++ b/drivers/SmartThings/zigbee-valve/src/test/test_sonoff_valve_2.lua
@@ -0,0 +1,379 @@
+-- Copyright 2026 SmartThings, Inc.
+-- Licensed under the Apache License, Version 2.0
+
+-- Mock out globals
+local test = require "integration_test"
+local clusters = require "st.zigbee.zcl.clusters"
+local Basic = clusters.Basic
+local OnOff = clusters.OnOff
+local PowerConfiguration = clusters.PowerConfiguration
+local capabilities = require "st.capabilities"
+local zigbee_test_utils = require "integration_test.zigbee_test_utils"
+local t_utils = require "integration_test.utils"
+
+-- 父设备（端点1）：valve + battery + powerSource + firmwareUpdate + refresh
+local mock_device = test.mock_device.build_test_zigbee_device(
+  { profile = t_utils.get_profile_definition("sonoff-irrigation-2.yml"),
+    zigbee_endpoints = {
+      [1] = {
+        id = 1,
+        manufacturer = "SONOFF",
+        model = "SWV-ZF2E",
+        server_clusters = { 0x0000, 0x0001, 0x0006, 0x0404, 0xFC11 }
+      },
+      [2] = {
+        id = 2,
+        manufacturer = "SONOFF",
+        model = "SWV-ZF2E",
+        server_clusters = { 0x0006 }
+      }
+    }
+  }
+)
+
+-- 子设备（端点2）：只有 valve + refresh，无电池/电源
+local mock_child = test.mock_device.build_test_child_device({
+  profile = t_utils.get_profile_definition("valve.yml"),
+  device_network_id = string.format("%04X:%02X", mock_device:get_short_address(), 2),
+  parent_device_id = mock_device.id,
+  parent_assigned_child_key = string.format("%02X", 2)
+})
+
+zigbee_test_utils.prepare_zigbee_env_info()
+local function test_init()
+  test.mock_device.add_test_device(mock_device)
+  test.mock_device.add_test_device(mock_child)
+  zigbee_test_utils.init_noop_health_check_timer()
+end
+
+test.set_test_init_function(test_init)
+
+-- ============================================================================
+-- 父设备（端点1）测试：OnOff 属性上报 → valve 事件
+-- ============================================================================
+
+test.register_message_test(
+    "OnOff(on) should set valve to open",
+    {
+      {
+        channel = "zigbee",
+        direction = "receive",
+        message = { mock_device.id, OnOff.attributes.OnOff:build_test_attr_report(mock_device,
+                                                                                                true) }
+      },
+      {
+        channel = "capability",
+        direction = "send",
+        message = mock_device:generate_test_message("main", capabilities.valve.valve.open())
+      }
+    }
+)
+
+test.register_message_test(
+    "OnOff(off) should set valve to closed",
+    {
+      {
+        channel = "zigbee",
+        direction = "receive",
+        message = { mock_device.id, OnOff.attributes.OnOff:build_test_attr_report(mock_device,
+                                                                                                false) }
+      },
+      {
+        channel = "capability",
+        direction = "send",
+        message = mock_device:generate_test_message("main", capabilities.valve.valve.closed())
+      }
+    }
+)
+
+-- ============================================================================
+-- 子设备（端点2）测试：OnOff 属性上报 → 子设备 valve 事件
+-- ============================================================================
+
+test.register_message_test(
+    "OnOff(on) from endpoint 2 should set child valve to open",
+    {
+      {
+        channel = "zigbee",
+        direction = "receive",
+        message = { mock_child.id, OnOff.attributes.OnOff:build_test_attr_report(mock_device,
+                                                                                  true):from_endpoint(0x02) }
+      },
+      {
+        channel = "capability",
+        direction = "send",
+        message = mock_child:generate_test_message("main", capabilities.valve.valve.open())
+      }
+    }
+)
+
+test.register_message_test(
+    "OnOff(off) from endpoint 2 should set child valve to closed",
+    {
+      {
+        channel = "zigbee",
+        direction = "receive",
+        message = { mock_child.id, OnOff.attributes.OnOff:build_test_attr_report(mock_device,
+                                                                                  false):from_endpoint(0x02) }
+      },
+      {
+        channel = "capability",
+        direction = "send",
+        message = mock_child:generate_test_message("main", capabilities.valve.valve.closed())
+      }
+    }
+)
+
+-- ============================================================================
+-- 父设备电池/电源测试
+-- ============================================================================
+
+-- Battery percentage
+test.register_message_test(
+    "Battery percentage report should be handled",
+    {
+      {
+        channel = "zigbee",
+        direction = "receive",
+        message = { mock_device.id, PowerConfiguration.attributes.BatteryPercentageRemaining:build_test_attr_report(mock_device, 55) }
+      },
+      {
+        channel = "capability",
+        direction = "send",
+        message = mock_device:generate_test_message("main", capabilities.battery.battery(28))
+      }
+    }
+)
+
+-- PowerSource(battery)
+test.register_message_test(
+    "PowerSource(battery) reporting should be handled",
+    {
+      {
+        channel = "zigbee",
+        direction = "receive",
+        message = { mock_device.id, Basic.attributes.PowerSource:build_test_attr_report(mock_device,
+                                                                                                0x03) }
+      },
+      {
+        channel = "capability",
+        direction = "send",
+        message = mock_device:generate_test_message("main", capabilities.powerSource.powerSource.battery())
+      }
+    }
+)
+
+-- ============================================================================
+-- 父设备（端点1）valve 命令测试
+-- ============================================================================
+
+test.register_message_test(
+    "Capability(valve) command(open) should send OnOff.On and read OnOff",
+    {
+      {
+        channel = "capability",
+        direction = "receive",
+        message = { mock_device.id, { capability = "valve", component = "main", command = "open", args = { } } }
+      },
+      {
+        channel = "zigbee",
+        direction = "send",
+        message = { mock_device.id, OnOff.server.commands.On(mock_device) }
+      },
+      {
+        channel = "zigbee",
+        direction = "send",
+        message = { mock_device.id, OnOff.attributes.OnOff:read(mock_device) }
+      }
+    }
+)
+
+test.register_message_test(
+    "Capability(valve) command(close) should send OnOff.Off and read OnOff",
+    {
+      {
+        channel = "capability",
+        direction = "receive",
+        message = { mock_device.id, { capability = "valve", component = "main", command = "close", args = { } } }
+      },
+      {
+        channel = "zigbee",
+        direction = "send",
+        message = { mock_device.id, OnOff.server.commands.Off(mock_device) }
+      },
+      {
+        channel = "zigbee",
+        direction = "send",
+        message = { mock_device.id, OnOff.attributes.OnOff:read(mock_device) }
+      }
+    }
+)
+
+-- ============================================================================
+-- 子设备（端点2）valve 命令测试
+-- ============================================================================
+
+test.register_message_test(
+    "Child valve command(open) should send OnOff.On to endpoint 2",
+    {
+      {
+        channel = "capability",
+        direction = "receive",
+        message = { mock_child.id, { capability = "valve", component = "main", command = "open", args = { } } }
+      },
+      {
+        channel = "zigbee",
+        direction = "send",
+        message = { mock_device.id, OnOff.server.commands.On(mock_device):to_endpoint(0x02) }
+      },
+      {
+        channel = "zigbee",
+        direction = "send",
+        message = { mock_device.id, OnOff.attributes.OnOff:read(mock_device):to_endpoint(0x02) }
+      }
+    }
+)
+
+test.register_message_test(
+    "Child valve command(close) should send OnOff.Off to endpoint 2",
+    {
+      {
+        channel = "capability",
+        direction = "receive",
+        message = { mock_child.id, { capability = "valve", component = "main", command = "close", args = { } } }
+      },
+      {
+        channel = "zigbee",
+        direction = "send",
+        message = { mock_device.id, OnOff.server.commands.Off(mock_device):to_endpoint(0x02) }
+      },
+      {
+        channel = "zigbee",
+        direction = "send",
+        message = { mock_device.id, OnOff.attributes.OnOff:read(mock_device):to_endpoint(0x02) }
+      }
+    }
+)
+
+-- ============================================================================
+-- doConfigure 生命周期测试
+-- ============================================================================
+
+test.register_coroutine_test(
+    "doConfigure lifecycle should configure device",
+    function ()
+      test.socket.zigbee:__set_channel_ordering("relaxed")
+      test.socket.device_lifecycle:__queue_receive({ mock_device.id, "doConfigure" })
+      test.socket.zigbee:__expect_send({
+        mock_device.id,
+        PowerConfiguration.attributes.BatteryPercentageRemaining:read(mock_device)
+      })
+      test.socket.zigbee:__expect_send({
+        mock_device.id,
+        OnOff.attributes.OnOff:read(mock_device)
+      })
+      test.socket.zigbee:__expect_send({
+        mock_device.id,
+        Basic.attributes.PowerSource:read(mock_device)
+      })
+      test.socket.zigbee:__expect_send({
+        mock_device.id,
+        zigbee_test_utils.build_bind_request(mock_device, zigbee_test_utils.mock_hub_eui, PowerConfiguration.ID)
+      })
+      test.socket.zigbee:__expect_send({
+        mock_device.id,
+        PowerConfiguration.attributes.BatteryPercentageRemaining:configure_reporting(mock_device, 30, 21600, 1)
+      })
+      test.socket.zigbee:__expect_send({
+        mock_device.id,
+        zigbee_test_utils.build_bind_request(mock_device, zigbee_test_utils.mock_hub_eui, OnOff.ID)
+      })
+      test.socket.zigbee:__expect_send({
+        mock_device.id,
+        OnOff.attributes.OnOff:configure_reporting(mock_device, 0, 600, 0)
+      })
+      test.socket.zigbee:__expect_send({
+        mock_device.id,
+        zigbee_test_utils.build_bind_request(mock_device, zigbee_test_utils.mock_hub_eui, Basic.ID)
+      })
+      test.socket.zigbee:__expect_send({
+        mock_device.id,
+        Basic.attributes.PowerSource:configure_reporting(mock_device, 5, 600)
+      })
+
+      mock_device:expect_metadata_update({ provisioning_state = "PROVISIONED" })
+    end
+)
+
+-- ============================================================================
+-- Refresh 测试
+-- ============================================================================
+
+test.register_message_test(
+    "Refresh should read all necessary attributes",
+    {
+      {
+        channel = "capability",
+        direction = "receive",
+        message = {
+          mock_device.id,
+          { capability = "refresh", component = "main", command = "refresh", args = {} }
+        }
+      },
+      {
+        channel = "zigbee",
+        direction = "send",
+        message = { mock_device.id, Basic.attributes.PowerSource:read(mock_device) }
+      },
+      {
+        channel = "zigbee",
+        direction = "send",
+        message = { mock_device.id, OnOff.attributes.OnOff:read(mock_device) }
+      },
+      {
+        channel = "zigbee",
+        direction = "send",
+        message = { mock_device.id, PowerConfiguration.attributes.BatteryPercentageRemaining:read(mock_device) }
+      }
+    },
+    {
+      inner_block_ordering = "relaxed"
+    }
+)
+
+-- ============================================================================
+-- Device added 生命周期测试（验证子设备创建 + refresh）
+-- ============================================================================
+
+test.register_coroutine_test(
+    "added lifecycle should create child device and refresh parent states",
+    function()
+      test.socket.zigbee:__set_channel_ordering("relaxed")
+      test.socket.device_lifecycle:__queue_receive({ mock_device.id, "added" })
+
+      -- 验证子设备创建
+      mock_device:expect_device_create({
+        type = "EDGE_CHILD",
+        label = string.format("%s 2", mock_device.label),
+        profile = "valve",
+        parent_device_id = mock_device.id,
+        parent_assigned_child_key = "02"
+      })
+
+      -- 验证 refresh 读取父设备属性
+      test.socket.zigbee:__expect_send({
+        mock_device.id,
+        Basic.attributes.PowerSource:read(mock_device)
+      })
+      test.socket.zigbee:__expect_send({
+        mock_device.id,
+        OnOff.attributes.OnOff:read(mock_device)
+      })
+      test.socket.zigbee:__expect_send({
+        mock_device.id,
+        PowerConfiguration.attributes.BatteryPercentageRemaining:read(mock_device)
+      })
+    end
+)
+
+test.run_registered_tests()