1)LCD display humidity measurements.
4) widely used in the food industry. It also has a wide application of food processing, heating and ventilating
5)Small in size, light in weight, easy to carry.
Size: 47.6 x 28 x 15.5 mm
LCD size: 36,1 x 17 mm
Temperature range:-20 ° C ~ + 70 ° C
Accuracy: ±0. 5
Example of use: Refrigerator, Aquarium, pet box and car lights in the indoor and outdoor areas.
Power supply: 3V LR44 x 2
1 x electric thermometer
1 x manual
1）Q:Is it rechargeable, or does it require batteries?
A:It requires batteries
2）Q:that material is built digital hygrometer? something that absorbs moisture and with the passage of time and various absorptions it stops working or is
A:Over time it may loose sensitivity to the moisture of the air, to remedy this I suggest taking the batteries out then moving it to a very wet or very dry location to jump start it again.
3）Q:Does it auto shut off?
A:it's didn't shut off until the power off or you had been put off the batteries.