Shinwa Sokutei Temperature and Humidity Meter 70505 F-3L2 (Heatstroke Warning)

Measurement range: Temperature: -20 to 40°C, Humidity: 30 to 80% Accuracy: Temperature -20 to 40°C: ±2°C, otherwise: ±4°C; Humidity 30 to 80%: ±10% Scale division: Temperature: 2°C, Humidity: 5% The system displays the heatstroke risk level in five stages, allowing users to take precautions against heatstroke. As part of establishing a system to prevent heatstroke.