SPECIFICATION
HUMIDITY:
Range: 0 ～ 100%RH
Resolution: 0.1%RH
Accuracy: ±3.0%RH(at 45% ～ 75%RH), ±4.5%RH(at others)
TEMPERATURE:
Range: -20 ～ 70℃ / -4 ～ 158℉
Resolution: 0.1℃ / 0.1℉
Accuracy: ±1.0℃ / ±1.8℉
DEW POINT TEMPERATURE
Range: -20 ～ 70℃ / -4 ～ 158℉
Accuracy: ±1.5℃ / ±2.7℉ (Remark: Accuracy is based on environment condition of 25℃, 40RH%～100RH%)
WET BULB:
Range: : -20 ～ 70℃ / -4 ～ 158℉
Accuracy: ±1.5℃ / ±2.7℉
Data Update: 0.5s
Battery Life: At least 50 Hours
Item Dimensions: 56 * 30 * 170mm / 2.2 * 1.2 * 6.7in
Operating Temperature: -20℃ to 60℃ / -4℉ to 140℉
Storage Temperature: -20℃ to 60℃ / -4℉ to 140℉
Operating relative humidity: 10%-90%RH
Power Source: 3*1.5V ”AAA” Batteries

NOTES:
This meter has already been calibrated before delivery. Do not revise the calibration parameters without professional personnel and devise.
Repairs or servicing not covered in this manual should only be performed by qualified personnel.
Wipe the unit with a dry soft cloth periodically. Do not use abrasives or solvent on this instrument.
Remove the battery when the meter is to be stored for long periods of time to avoid battery leakage.
When the battery is low (LCD Displays), a new battery is needed.