Measures relative humidity from 5.0 to 95.0%, with ±1.5% accuracy, 0.01% resolution

Temperature range: 32° to 122°F, with ±0.4°F accuracy and resolution of 0.01°

Just set the selector switch, point, and read the 0.5 in. LCD for results

No warmup, wicks, or swinging required

Includes: Integral humidity and temperature sensors, rugged ABS case, and one 9V alkaline battery for six months of intermittent use (about 100 hours continuous use)