Atogou 3-Pack Mini Hygrometer & Thermometer, Indoor Outdoor Digital Humidity Meter Gauge Temperature, ℉/℃, for Home, Office, Reptile, Car, Greenhouse, Lab, Terrarium, Cellar.. A01 White

[ Small and Portable, Can be pasted or inlaid ] Diameter: 1.8" (4.5cm) , Thickness: 0.55" (1.4cm). Widely used for home, office, car, cellar, tank, humidifiers, 3d printer, Caring for reptiles, etc. Can be pasted on the wall, or punched and embedded in boxes, barrels, glass jars etc.

[ Upgraded Design of Vents and Power Switch] Better air flow for better measurement. Updated switch is more convenient and durable.

[ Stable and Accurate ] Humidity range: 20%RH ~ 99%RH, Accuracy: ±5%RH. Temperature range: 14℉ ~ 140℉ (-10℃ ~ 60℃), Accuracy: ±1.8℉(±1℃). New sensors provide stable and accurate performance.

[ Fast Response , ℉/℃ Conversion ] The measurement results are updated every ten seconds. Can convert between Fahrenheit (℉) and Celsius (℃) .

[ Power Supply, Package Contents ] Powered by one LR44 battery. Package Contents: Hygrometer x3 ( batteries installed ), Double-sided tape x6.

NOTE: ℃/℉ conversation: Double-click button. Turn off/on power: Press and hold button. The size and position of the temperature and humidity numbers cannot be swapped