Temperature measurement range: -20℃ ~ 60℃ (-4℉ ~ 140℉) Temperature measurement accuracy: ±1℃ (1.8℉) Temperature resolution: 0.1℃(0.2℉) Humidity range: 10%RH-99%RH Humidity measurement accuracy: ±5%RH Humidity resolution: 1% Battery: 3V CR2032 button battery*1 Product size: 50x35x13mm, display size: 38x23mm Placement method: can be placed/hanged, equipped with double-sided adhesive tape and removable bracket Colour:White Material:ABS Package Contents: 1 x Temperature and hygrometer(With CR2032 button battery) 1 x Double-sided tape 1 x Detachable stand 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. [ indicator]Humidity temperature gauge features face icons to indicate dry/comfort/wet air condition quickly to notify you to adjust your humidifier or dehumidifier accordingly to create a more comfortable environment [Multiple Mounting Options]Wall thermometer indoor equipped with 2 mounting options including tabletop stand and hangin [EASY TO READ HYGROMETER METER]With a LCD screen display the numeric clearly, this allows you to clearly read temperature and humidity, even at a great distance [Removable bracket design]Detachable stand, comes standard with double-sided tape, can be attached or erected, allowing you to mix and match freely [High Accuracy and Quickly Refresh] Inside thermometer has high accurate data measurements are updated every 10 seconds to give you latest changes of the environment