<b>Digital Thermometer and Hygrometer for Reptiles Terrarium can display out temperature and humidity by external sensor </b><br><br> <b>A11 materials used on the product are environmentally friendly and can be recycled, Will not pollute the environment. </b><br><br> <b>Specifications:</b><br> 1.Indoor temperature measuring range: -10~70℃(14~158 ℉)<br> Outdoor temperature Range:-50 C~70 C(-58 F~ 158 F)<br> 2.Humidity measuring range: 10%~99%RH<br> 3.Temperature accuracy: ±1 ℃<br> Humidity accuracy: ±5%<br> 4.Measurement period: 10S<br> 5.Power supply: 1.5V 1Pcs AAA battery<br> 6.Body Size: 63*63*25mm<br> 7.VA Size: 45*20mm<br> 8.Wire length:1.5m 9.Net weight:64 g GW :75g<br> <b>Button function</b><br> 【MAX/MIN】 Press to display temperature and humidity maximum and minimum.<br> 【IN/OUT】 Press to display in or out temperature.<br> 【C/F】 Switch temperature between Celsius and Fahrenheit. <br><br> <b>Package includes </b><br> 1 x Thermometer and Hygrometer<br> 1 x AAA battery<br> 1 x Manual<br>