Full Specification

Item Hygrometer
Temperature Measurement
Indoor Temperature Range: −10 °C to 50 °C
Outdoor Temperature Range: −50 °C to 70 °C
Temperature Accuracy: ±1 °C / ±1.8 °F
Temperature Resolution: 0.1 °C
Humidity Measurement
Humidity Range: 20 % RH to 99 % RH
Humidity Accuracy: ±5 % RH
Humidity Resolution: 1 % RH
Functions
Clock: Built-in clock with alarm function
Battery Indicator: Low battery indication
Power
Power Supply: 1 × AAA 1.5 V battery
Physical
Dimensions: 100 × 108 × 22 mm
Description
Smart sensor AR867 mini digital Hygrometer humidity temperature meter has -10℃ ~ 50℃ indoor temperature measuring range, -50℃ ~ 70℃ outdoor temperature measuring range, 20%RH ~ 99%RH humidity measuring range, ±1°C ±1.8°F temperature accuracy, 1 x 1.5AAA battery.