This LCD digital thermometer and hygrometer has a 1.5m long probe, which can test the temperature and humidity in some special places, and has been widely used in aquariums, poultry, reptiles, incubators, greenhouses, etc. Size: approx. 48mm * 28.6mm * 15.2mm LCD screen size: approx. 35.7mm x 16 .8mm Measurement temperature range: -50°C~+70°C Integrated installation design. show: < p>Humidity measurement: 10% RH ~ 99% RH Temperature accuracy: +1/-1°C Temperature display resolution: 0, 1°C Operating voltage: 1.5V AG13/LR44 battery Sample period: 10S Color: Black < p>Operating voltage: 1.5V Power supply: 2 x LR44 button cell batteries (included) This LCD digital thermometer and hygrometer has a 1.5m long probe, which can test the temperature and humidity in some special places, and has been widely used in aquariums, poultry, reptiles, incubators, greenhouses, etc. Package Included: 1 x Digital Hygrometer Thermometer