General Tools & Instruments Deluxe Wbgt Heat Index Monitor With 75Mm Black Ball

Ideal for industrial uses including HVAC and outdoor sports medicine applications. Features & Benefits : Measures four parameters: Air temperature relative humidity dew point wet bulbtemperature CE approved Specifications : Temperature Measurement Range:32° to 122°F (0° to 50°C)Temperature Measurement Accuracy:±0.8°F (±0.6°C)Relative Humidity Measurement Range: 5 to 95%RH Measurement Accuracy: ±3% of readingWet Bulb Temperature Measurement Range:70° to 115°F (21° to 45°C)Wet Bulb Temperature Measurement Accuracy:±2°FDew Point Measurement Accuracy:±3% of readingBlack Ball Dimensions:2.95 (H) x 2.95 (Diam) in. (75 x 75mm)Dimensions of Instrument:11 x 3 x 3 in. (278 x 75 x 75mm)Weight: 5.3 oz. (150g)Power Source: 2 ?AAA? batteries (included) Includes :0- SKU: ZX99GNRL133