Extech RHT510 Hygro Thermometer Psychrometer, Green

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Measures temperature (air/type K), relative humidity, wet Bulb, and dew point Backlit LCD to view in dimly lit areas Data hold and min/max functions Auto power off with disable Tripod mount (optional TR100 tripod Sold separately), Weight: 0.35 pounds, Manufacturer: Extech

Test-meter.co.uk

Extech RHT510 Thermohygrometer. Measures air temp (0-50°C), humidity (10-95%), dew point, wet bulb. Type K thermocouple (-100-1300°C). Backlit LCD, two simultaneous readings. Includes probe, batteries, 1-year warranty.