For sale: Scarlet TWL-1S Thermal Stress Meter Professional device for monitoring weather conditions and the safety of the field work environment. Model: Scarlet TWL-1S Features: Measures solar radiation via the black ball (Globe Temp) Measures wind speed with rotating cups (Anemometer) Measures temperature, dryness, and relative humidity Calculates the Thermal Stress Index (TWL) to ensure worker safety in field sites and projects Condition: Excellent and ready for use And measures and detects the percentage of hazardous gases in closed and field work environments (such as tunnels, survey equipment, and industrial sites) to maintain the safety of technicians. For contact and inquiries: [( Phone number appears when clicking the contact button ) ]