Features Wide Application: This thermo hygrometer is widely used in family, dormitory, machine room, warehouse, office, hotel, hospital, plantation greenhouse, hatchery, nutrition room, laboratory, air conditioned car, open air and field. Excellent ABS Material: This temperature and humidity meter is made of excellent ABS material, which is sturdy and wear resistant, not easy to be damaged, and has a long service life. Large Display Screen: This temperature and humidity meter is designed with a large display screen, which is clear and easy to read. Compact And Portable: This temperature and humidity meter is small in size and light in weight, which is very convenient to carry around and use. Stainless Steel Probe: This temperature and humidity meter comes with a stainless steel probe, which is rainproof and dustproof, not afraid of rain. Specification: Item Type: Temperature And Humidity Meter Material: ABS, Stainless Steel Battery: AAA Battery x 1 ( Shipped Without Battery ) Temperature Range: Indoor: -10℃-+50℃(+14℉-+122℉) Outdoor: -40℃-+90℃(-40℉-+194℉) Humidity Range: 20%-95%RH packing list: 1 x Temperature And Humidity Meter 1 x Probe 1 x Manual Package List 1 x Temperature And Humidity Meter 1 x Probe 1 x Manual