Upgrade your traditional watering system to a smart, automated sprinkler with the SONOFF Zigbee Smart Water Valve (SWV-NH). Designed for effortless control, this outdoor irrigation controller connects between your faucet and hose and empowers you to manage watering using your phone or voice (with Alexa / Google Home). Whether you're looking to schedule timed watering, control water volume, or analyze water usage, this durable, battery-powered valve makes your garden, lawn, or pool irrigation truly intelligent.

A Zigbee-based irrigation controller for taps/valves. This smart valve actuator lets you schedule and automate garden/lawn watering. As one reviewer notes, “SWV smart hose timers can be your Zigbee irrigation assistant”. It supports Alexa/Google voice control (via eWeLink) and requires a Zigbee gateway.

Key Features 

1. Easy, Tool-Free Installation

   • Installs in just ~3 minutes — simply screw the valve between your faucet and hose. SONOFF+2Revel Smart+2

   • Compatible with both NH and BSP threading standards, so you can choose based on your hose/faucet system. SONOFF Help Center

2. Battery-Powered & Long-Lasting

   • Runs on 4 × AA batteries (not included), delivering up to ~20 months of use in typical watering scenarios. Revel Smart+2SONOFF+2

   • No need for wired power — ideal for remote outdoor locations, far from sockets.

3. Zigbee 3.0 Connectivity

   • Uses Zigbee 3.0 for stable, low-latency communication with your smart home hub. SONOFF Help Center+1

   • Long communication distance — up to 130 m in open space. SONOFF Help Center

   • Supports major Zigbee hubs like NSPanel Pro, iHost, ZB Bridge-P/U, ZBDongle-E/P, and more. SONOFF Help Center+1

4. Smart Irrigation Scheduling

   • Schedule Mode: Set specific watering times (single or cyclic) for automatic irrigation. SONOFF+1

   • Capacity Mode: Control watering by volume (liters or gallons), allowing precise water delivery. SONOFF Help Center+1

   • Supports both single-cycle and repeated cycling in either mode. SONOFF

5. Water Usage Monitoring

   • Tracks up to 6 months (180 days) of water usage history via the eWeLink app. SONOFF+1

   • Records both duration of irrigation sessions and the volume of water used — ideal for optimizing watering and saving on water bills. sonoff.in

6. Voice Control

   • Compatible with Amazon Alexa and Google Home: turn watering on/off with simple voice commands. Manuals++1

   • Works via eWeLink scenes and voice routines, letting you integrate watering into your broader smart-home automation.

7. Automation & Smart Scenes

   • Integrate into eWeLink app to create smart scenes (e.g., “If rain is forecast, don’t water” or “Water every 2 days at 6AM”). SONOFF Help Center

   • Supports open-source home automation platforms (e.g., Home Assistant) via Zigbee dongles (ZBDongle-E / P). SONOFF

8. Local Safety / Fault Detection

   • Auto shut-off: If there’s a “no water” condition (flow rate drops below ~2 L/min), the valve will automatically close after 30 minutes. SONOFF Help Center

   • Send notifications on your phone via eWeLink when watering starts/stops or if there's an issue. Revel Smart

9. Robust & Weather-Resistant Design

   • IP55-rated for water resistance — built to withstand outdoor conditions. Revel Smart

   • Operates in temperatures from 5°C to 60°C, making it suitable for most climates. sonoff.com.br+1

   • Material: durable PC + ABS casing. SONOFF Help Center

10. Physical Controls & Indicators

    • Button: single press = open/close valve. Hold for 5 seconds to enter pairing mode. Manuals++1

    • LED indicator:

      • Steady green = connected normally

      • Slow flash = pairing mode

      • Fast flash = connection error / abnormal Manuals++1

11. Precise Mechanical Specs

    • Working pressure: 0.06 – 0.8 MPa (suitable for typical residential water systems). SONOFF Help Center

    • Dimensions: 152 mm × 100 mm × 46 mm; Weight: ~278 g. SONOFF Help Center

    • Certification: CE, FCC, ISED — meets international safety standards. Sonoff Colombia