Get accurate temperature and humidity readings fast from a pocket-sized meter. Features ºF or ºC scales, min/max memory, data hold, auto power-off, and a patented rotating cap to protect the sensor. CR2032 battery included. Temperature: 14 to 140ºF (-10 to 60ºC), Accuracy: ±1ºF (±0.6ºC) RH: 5 to 95% (3401), 0 to 100% (3402), Accuracy: ±3%.
Item 3402 has the same features as Item 3401, plus displays dew point and wet bulb temperature.