Welcome to the store! Measuring range: indoor (IN) temperature 0+50; Indoor (IN) humidity 10%99%. Outdoor (OUT) temperature -50~+70. Measurement accuracy: temperature 1; humidity 5% between 40%~80%. Display resolution: temperature 0.1; humidity 1%. Switchable C/F display. MAX/MIN temperature, automatic humidity memory function. Power supply: 1.5V 1 pc AA battery. Visible area size: 39x14mmx2. Large visual LCD screen: Large LCD screen provides you with a clearer and wider field of vision, showing records at any time. Placement method: Rear bracket and rear hanging hole Compact design, can be placed on a flat surface or hung on the wall, easy to use. Specifications: Material: ABS Size: approx. 13.5x7.5x2cm/ 5.31x2.95x0.78in Color: As the picture shows Quantity: 1 pc Note: Please allow 0-1cm error due to manual measurement. please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1x Thermometer Hygrometer (other accessories demo in the picture is not included.) Your satisfaction is our highest priority. We will provide you with the best service. If you find any problems after receiving the product, such as damage, incorrect quantity, etc., please contact us immediately and we will provide you with the best solution!_tfrf