Temperature measurement range: -50~+110, working temperature: -10~+50, temperature measurement accuracy: 1.0. Product Details: Product Size: 48*28*15mm. Pile: 2 x 1.5V LR44 button cell batteries. Cable length: 1m. Probe design: The product uses a metal sensor to test the temperature. The probe part is designed to be waterproof, but the thermometer body is not waterproof. Easy to read:With LCD display, better visual effects, you can see the temperature in the distance. This thermometer has a probe, which can test some places deeply, the results you want easily. Wide range of applications:mini digital thermometer with probe is very popular, widely used in living rooms, greenhouses, musical instrument rooms, wine cellars, basements, warehouses, etc.