Description
Color: Green
Features:
- Long-Range RF + Wi-Fi Smart Irrigation Control – Support up to 500m(1640 ft) distance between gateway and water timer – Advanced RF (Radio Frequency) communication between gateway and water timer delivers a strong, stable long-distance connection.
- Keeping the gateway and water timer closer is no more necessity now, outperforming Wi-Fi-only sprinkler timers; perfect for gardens, lawns, terraces, farms, and outdoor taps far from the router. Support up to 500m(1640 ft) distance between gateway and water timer, keep the gateway connected to router on 3rd floor and the water timer timer in your garden, no problem at all.
- Smart App Control – Anytime, Anywhere – Control watering remotely using Tuya Smart / Smart Life App; start, stop, or edit schedules instantly from your phone, ensuring automatic irrigation management even when you are away
- 3-Zone Independent Watering System – Built-in dual outlet / 2-zone water timer allows independent scheduling for each zone; ideal for lawn sprinklers, drip irrigation, plants, flower beds, and garden hoses
- Multiple Programmable Watering Schedules – Create multiple irrigation plans per zone with customizable start times, duration, and frequency; perfect for daily, alternate-day, or seasonal watering automation
- Water-Saving Rain Delay & Smart Skip – Intelligent rain delay / weather skip function prevents over-watering, helps conserve water, protects plant roots, and reduces water bills—ideal for eco-friendly smart irrigation systems
- Voice Control with Alexa & Google Assistant – Seamlessly integrates with Amazon Alexa and Google Assistant, allowing hands-free control of your smart sprinkler timer using simple voice commands
- Outdoor-Ready, Battery Powered & Easy Installation – IPX5 waterproof design, AA battery powered (no wiring required), and standard 3/4 inch garden hose connection ensure quick DIY installation and reliable outdoor performance
Package Dimensions: 81x234x750
Details: Smart Wi-Fi + RF Water Timer – Long Range & Reliable Irrigation Control
Upgrade your irrigation system with the HCT-638 Smart Wi-Fi Water Timer, designed with advanced RF (Radio Frequency) technology to deliver a strong, stable, and long-distance connection between the gateway and water timer. Unlike standard Wi-Fi-only sprinkler timers, HCT-638 ensures consistent performance even when installed far from your router.
Ideal for gardens, lawns, farms, terraces, villas, greenhouses, and drip irrigation systems, this smart irrigation controller provides reliable automation with improved signal stability.
Long-Range RF Communication – Major Performance Upgrade
RF communication between gateway and timer for extended working distance Reliable operation through walls, outdoor spaces, and large garden areas Perfect solution for locations with weak Wi-Fi signal near water taps Prevents missed watering schedules caused by signal drops Hybrid RF + Wi-Fi technology ensures faster response and stable control
Smart App Control – Anytime, Anywhere
Control watering remotely using Tuya Smart / Smart Life App Create, edit, or stop watering schedules from your smartphone Instant manual ON / OFF control from anywhere
3-Zone Independent Watering
3-Zone irrigation control with independent scheduling Set different watering durations for lawn, plants, or drip lines Ideal for multi-area garden irrigation systems
Multiple Programmable Irrigation Schedules
Supports multiple watering plans per zone Custom start time, duration, and frequency Perfect for daily, alternate-day, or seasonal watering
Water-Saving Smart Functions
Rain Delay / Weather Skip prevents unnecessary watering Helps conserve water and reduce utility costs Protects plant roots from over-watering
Voice Control Compatibility
Works with Amazon Alexa and Google Assistant Control irrigation using simple voice commands Perfect addition to smart home automation systems
Outdoor-Ready & Easy Installation
Battery powered – no wiring required IPX5 waterproof design for outdoor environments Standard 3/4 inch garden hose connection Quick DIY installation in minutes
Ideal Applications
Garden irrigation, lawn sprinklers, drip irrigation systems, greenhouses, nurseries, farms, villas, and large outdoor watering areas with limited Wi-Fi coverage.
