1. Smart integration: Using Zigbee 3.0 wireless communication protocol, seamlessly connected with Tuya smart ecosystem, and supports linkage with other smart home devices. 2. Remote control: Through Tuya Smart APP, you can easily adjust temperature of your home and achieve precise control no matter where you are. 3. Timing preset: Set timer power on/off or temperature adjustment according to your living habits to achieve intelligent energy saving. 4. Precise temperature control: Supports temperature adjustment accurate to 1 to that indoor temperature always meets your needs. 5. Voice control: Compatible with and Assistant, supports voice to adjust temperature. Product Overview: Tuya Zigbee Smart Temperature Control Valve is a smart home product that combines advanced Zigbee wireless communication technology with precise temperature control. With this temperature control valve, you can easily adjust temperature of your home heating system, achieve remote control and automated management, improve energy efficiency and bring a more comfortable life experience. Automatic learning: Intelligently learn your temperature preferences, automatically adjust temperature settings, and provide personalized comfort experience. Easy installation: You can easily complete installation by yourself without need for professionals, and it is compatible with most heating systems on market. Safe and reliable: Made of high-quality materials to long-term stable operation and protect family safety. Technical specifications: Wireless standard: Zigbee 3.0 Power supply: Battery power supply (replaceable) Working voltage: DC 3V Temperature adjustment range: 5 to 30 Compatible system: Suitable for most heating systems Installation method: Manual installation Power Supply: 2 x AA battery (Not included batteries) Color:As Shown Material:ABS Package Contents: 4 x Tuya Zigbee Smart Temperature Control Valve Only above package content, other products are not included. Note: Light reflection and different displays may cause color of item in picture a little different from real thing. The measurement allowed error is +/- 1-3cm.