Functions: *Dual display of temperature and humidity. *Select between different temperature scales (℃ / ℉) *Simultaneously hold both temperature and humidity readings. *Simultaneously hold both Maximum and Minimum and Average readings (MAX / MIN / AVG) with time marks.. *Relative subtraction value (REL) function. *Alarm (SET) function. *Auto-power off. *DEW-POINT and WET-BULB temperature measurement. *Stores up to 200 readings. Specifications: *Operating Temperature and Humidity (non-condensing): 0℃ ~ 60℃, ＜95% RH. *Storage Temperature and Humidity:-10°C ~ 60°C, ＜70% RH *Electrical Specification Temperature:25°C, Humidity: ＜90% RH. *Temperature Measurement Range: -20.0°C ~ 60.0°C (-4.0°F ~ 140.0°F)*Measurement Range:1% ~ 99% RH *Accuracy:Humidity: ±3% (20~80%RH, @25°C) ±5% (＜20%, ＞80% RH, @25°C) Temperature: ±0.8°C, ±1.5°F *Measurement Range:1% ~ 99% RH. AC Spare Parts Suppliers in Dubai – P&M HVAC Temperature – Humidity Meters Suppliers in Dubai