Features: Intelligent temperature control for valve, streamlined design with curved waist, simple and elegant, high-quality craftsmanship, safe and reliable materials, LED color screen display, no window, and wide viewing angles. Tuya ZigBee3.0 wireless gate-way voice remote control: support smartphone App-remote control, after the for valve is successfully connected to Tuya/Smart-App on the basis of Tuya ZigBee3.0 wireless gate-way, hands-free voice-control can be achieved throughAlexa and Googles-Assistant. Support manual 5+2 schedule setting, holiday mode, automatic mode, manual mode and temporary manual mode, easy to use, no afraid of travel, and provide you with maximum convenience while customizing the schedule for your house temperature. Simple design, and easy installation, split mini design, easy to disassemble, more convenient to replace the battery. Extensive connector compatibility, -RA/-AV/-RAVL/-Comap/-T+A/-Herz, can be used in air conditioner/radiator temperature energy-saving control, suitable for various public places and homes. Specifications: Material: PC+Nylon Color: black, white(optional) Size: Approx. 85x53mm/3.34x2.08 inch Model: BRT-100 Maximum Stroke: 3mm Power Supply: 3V, 2xAA Batteries(NOT INCLUDED) Accuracy: ± 0.5°C Set Temperature Range: 5~45°C Display Temperature Range: 0~70°C Ambient Temperature : 0 ~ 45°C Ambient Humidity: 5~95%RH (Without Condensation) Storage Temperature : -5 ~ 45°C Timing Error: less than 1% for Protection Class: IP20 Buttons: Capacitive for Touch Buttons Package Includes: 1 Piece Thermostatic Radiator for Valve note: Please allow 1-2cm errors due to manual measurement,pls make sure that you do not mind before you mind. Due to the difference between different monitors, the picture may not reflect the actual color of the item.