Wet Bulb Globe Thermometer 4 in 1 Heat Stress Meter, 32-122°F Wet Bulb Thermometer Measure WBGT, HI, Temperature, Humidity, Heat Index Monitor with 4-Level Buzzer & LED Alarm, Wearable Arm Strap

✔【4 in 1 Heat Monitoring】 This wet bulb thermometer reads air temperature, globe temperature, humidity, and heat stress on one large LCD screen. Features °F/°C switch, outdoor / indoor modes and low battery indication. ✔【Wide Measuring Range】 The heat stress meter measures air and WBGT temperature from 0 to 50°C (32 to 122°F), and heat index from 0 to 60°C (32 to 140°F). Alarms range start at 20°C and up to 60°C (68~122°F). ✔【4-Level Alarm Buzzer】 This heat index monitor buzzes when heat rises. It shows 4 alert levels: Caution, Extreme Caution, Danger, and Extreme Danger. Buzzer volume can be adjusted to 75 dB, 60 dB, or Silent mode, to match different conditions. ✔ 【Flexible Mounting Options】Our WBGT meter weighs 90 grams for easy transport. It includes an arm strap for wearable use, a wall mount slot, and a tripod thread for stable setups. ✔【Wide Applications】 The wet bulb globe thermometer keeps workers safe from dangerous heat stroke. Monitoring 9+ high-heat activities like construction, steel foundries, brick-burning furnaces, glass facilities, boiler rooms and mining sites activities.