Room Thermometer Indoor, Thermometer Hygrometer for Home, Humidity Gauge, Temperature and Humidity Monitor, Digital Sensor Humidity Meter for Bedroom, Pet, Plant - Mini Size - Pack of 3

Description Item name: Room Thermometer Indoor Mini Hygrometer Brand name: AyayaBoss | Top regarded brand in Air Monitor Battery type: CR2032 (included) Usage: Monitor air condition of humidity and temperature level in real time Auto calibration: Yes Humidity range: 10%~99% Humidity accuracy: ±5% Temperature range: -58 ~ 158 °F( -50~70 °C ) Temperature accuracy: ±1.8°F ( 50~104°F ) / ±3.6°F ( other reading ) ±1°C ( 10~40°C ) / ±2°C ( other reading ) Item size: 2.3*1.8*0.62 inches Mounting Type: Tabletop, Wall Mount HOW TO USE: Step 1: Press on/off button to turn it on, choose °F/°C Step 2: Wait for 3 minutes for it to calibrate automatically ( the icon will flash for 180 times) Step 3: The screen displays 'CALIBRATED', which means reading is relatively accurate.

* Press and hold on/off button can turn it off.