:Split mini design, easy to disassemble and , and more convenient to replace the battery. This thermostatic radiator valve is used in many situations, such as bedroom, living room, office, etc. Smart Radiator Valve Thermostat Home Thermostat Digital Thermostat Heating Programmable Home LCD screen:LED display, no window, color display, multi-angle viewing, field of vision. Humanized LCD screen design, can also be used at night to meet your various needs. Mobile phone APP control:Compatible with Tuya/wireless hub, more convenient and quick to use and control, the temperature can be controlled through the mobile phone, smart and convenient. Smart Radiator Valve Controller:Remote control function, can be controlled by smart phone or hands-free voice control remote control app. This is a valve used with radiators. Power supply:3 V, 2xAA batteries(without battery) Maximum stroke:4.5mm Accuracy:plus or 0.5 degrees Celsius Set the temperature. Range:5-45 degrees Celsius Display temperature range:0-70 degrees Celsius temperature:0 - 45 degrees Celsius humidity:5 - 95 % RH (non-condensing) Storage temperature:-5-45 degrees Celsius Timing error:less than 1% Protection class:IP20 Button:capacitive touch button Colour:Black Material:plastic Package Contents: 1 * Raditor Thermostat Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.