Features Automatic detection: thermometer uses automatic induction, without tuning, simple and convenient, general environment can be used for more than 5-10 years. EXCELLENT PERFORMANCE: The thermometer is waterproof, corrosion-resistant, high temperature resistant and can be used without batteries. Wide application: thermometers can be widely used to measure the temperature and humidity of living rooms, offices, workshops, laboratories, schools, shopping malls, warehouses and other environments. High accuracy: the thermometer is very practical with fewer measuring errors and accurate measurement results. Metal dial: thermometer with stainless steel case and magnesium alloy dial, smooth and burr-free, good texture, long-term use, bright and does not lose colour. Specification: Item Type: Round Thermometer Material: stainless steel, magnesium alloy. Temperature measurement range: -20°C to 100°C. Humidity measurement range: 0-100% Temperature measurement error: <±1℃-±2℃. Humidity measurement error: <±5%-±7%. Package list: 1 x round thermometer. or 1 x round thermometer. 1 x holder. 2 x mounting screws Package List 1 x Round Thermometer