1. Working voltage: 2 x 1.5V AA battery (not included)2. consumption: Less than150uW3. Temperature control range: 5~99Celsius, (factory setting is 5~35Celsius)4. Temperature limit range: 5~99Celsius5. Temperature control accuracy: +/-1CelsiusConvenient to mount on the wall or stand on somewhere.Wireless, AA battery powered, can put anywhere that you want.Can set 5+2 weekly programmable.Children lock to avoid misoperation.Anti-freeze function.colour:whitematerial:plasticPackage Contents:2 * thermostat (with blue backlight)4 * screws2 * English manualOnly 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.