Precision Bi-Metal Thermometer with 2-1/2" dial and 1-3/4" lead-free brass stem, ideal for temperature monitoring in water and non-corrosive media. Features dual scale readings (0-250～F/-20-120～C) with 2% accuracy and adjustable calibration at bulb end. Designed with 1/2"NPT center back mount for easy installation. Complies with California AB 1953 standard and 2014 US Safe Drinking Water Act, ensuring safety for food and beverage applications. Perfect for tea production, brewing processes, and quality control in food service operations.zq20260204125516