【Home Humidity Temperature Monitor】This portable hygrometer thermometer measures indoor humidity and temperature, helping you to know the indoor air condition, becoming the perfect choice for your personal and professional life. 【Measurement Range】Temperature range: -50 to 70°C; Temperature deviation: ±2°C. Humidity range: 20% ~ 90% RH; Humidity deviation: ±5% RH. Measured once every 10 seconds, it provides the latest and most accurate reading. 【Mini and Simple Design】Thanks to its mini body, the device can be placed discreetly anywhere. With the simplest appearance and very practical function. It needs no operation to read the screen very easily. Size: 48*28.6*15.2mm. 【Widely Used】Thlevel digital thermometer hygrometer is very popular and widely used in living rooms, greenhouses, musical instrument rooms, cellars, basements, warehouses, barns, rooms and wardrobes. 【What you get】8 * Digital thermometer hygrometer, Each unit includes two LR44 button batteries. You can contact us by email if you have any questions after purchase, and we will provide you with reliable service.