About this item Easy to read and use: With LCD display, excellent visual effects, you can see the temperature or humidity from a distance. Widely used: for aquarium, poultry, reptile, incubator, greenhouse, etc. Usage conditions: Temperature range: -50°C ~ 70°C, and temperature measurement accuracy up to +/-1°C (under normal temperature). Relative humidity test range: 10% RH - 99% RH, humidity measurement accuracy: ±5%. Cable length: 150 cm. Power: 2 x 1.5V AG13/LR44 button cell batteries (included). Product Description Digital hygrometer thermometer by Eidyer, widely used for aquarium, poultry farm, reptile, incubator, greenhouse, etc. Long probe: 1.5m can check the temperature and humidity of some special places. Clear digital LCD display. Specifications: Dimensions: 4.8 x 2.8 x 1.5 cm. LCD display size: about 3.5 x 1.6 cm. Probe length: 1.5 m. Humidity measuring range: 10% - 99%. Humidity accuracy: + - 5% humidity. High resolution display: 1%. Temperature measurement range: -50