Smart Wall Thermostat with LCD Display for Underfloor Heating - Blue Backlight <ul><li>Anti-freeze function.</li><li>Child lock to prevent misoperation.</li><li>Wireless, powered by AA batteries, can be placed anywhere.</li><li>Easy to install on the wall or stand anywhere.</li><li>You can set 5 + 2 weekly programmables.</li></ul> <p></p> <p></p> <p><b>Product Description</b></p> <p><b>Features:</b></p> <p>The gas boiler thermostat has a digital LCD display.</p> <p>Powered by two 1.5V AA batteries.</p> <p>It is used to start or stop the boiler to adjust the temperature. The thermostat detects the room temperature, and when the actual room temperature is lower than the set temperature, the thermostat controls the boiler to start working.</p> <p>When the actual room temperature is higher than the temperature you set, the thermostat controls the boiler to stop working.</p> <p></p> <p><b>Description:</b></p> <p>Material: ABS.</p> <p>Dimensions: 85 x 85 x 28 mm.</p> <p>Sensor: Built-in.</p> <p>Color: White.</p> <p>Backlight: Blue or Orange.</p> <p>Working voltage: 2 x 1.5V AA batteries (not included).</p> <p>Power consumption: &lt;150uW.</p> <p>Temperature control range: 5 ~ 99 ℃ (factory setting is 5 ~ 35 ℃).</p> <p>Temperature range: 5 ~ 99 ℃.</p> <p>Temperature control accuracy: ± 1 ℃.</p> <p></p> <p><b>Package Contents:</b></p> <p>1 x Thermostat.</p> <p>2 x Mounting screws.</p> <p>1 x English user manual.</p> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.