It come with a mounting clip which allows it to be mounted on any flat surface.     Temperature range: -50 - 70 C.     Usage temperature: -10 - 50 C.     Usage humidity:5% - 80%     Accuracy: /-01 Degrees.     Distinguishing temperature: 0.1 C.     Cable length:1M.     Power:2 x LR44 1.5V Button Cell (batteries not included)     Size:48mm x 28mm x 18mm     Color:Black     Package weight:40g     Note:Only can display degree centigrade,can't transform into Fahrenheit Package includes:     1 x Mini Digital LCD Display Thermometer Temperature Temp Sensor