ZigBee 3.0 TRV Thermostatic Valve Radiator Valve Intelligent Temperature Control Valve Portable Radiator Valve Programmable Temperature Controller Household Thermostat Valve Temperature Regulating Valve ZigBee Smart Life APP Remote Control (Need to be Us Features: Zigbee 3.0 TRV: intelligently control the device via APP after connecting it to ZigBee 3.0 wireless gateway hub. App Remote Control from Anywhere: real-time control your house temperature via smart life APP Hands-free Voice Control: control room temperature via voice command. Weekly Programmable Schedule: 5+2 six-period weekly programming, 6+1 six-period weekly programming, seven days and six time period programming. Smart Radiator Thermostat: all you need is a smart phone, freely control temperature any place, any time. Wireless Distance ≥ 30 meters in an open air. Connector Compatibility: compatible with RA adapter, RAVL adapter, RAV adapter. Specifications: Material: ABS Accuracy: 0.5℃ Default Setting Temperature Range: 5~35℃ Working Environment Temperature: 0~50℃ Display Temperature Range: 1~70℃ Temperature Sensor: NTC(10K)1% Thread Size: M30*1.5mm (compatible with RAVL/RAV/RA valve) Max. Route Size: 4.5mm APP: Smart Life Power Supply: 2 * 1.5V AA battery (NOT included) Package Weight: 200g / 7.05oz Package Size: 10.5 * 9 * 8cm / 4.13 * 3.54 * 3.15in Package List: 1 * Temperature Controller