Timemore's Digital Thermometer ensures high precision in temperature control for coffee brewing, despite its compact size. It accurately monitors real-time temperature changes within the range of -20°C to 120°C. Powering on/off is simple – just long-press the power button for 1 second. The thermometer automatically enters standby mode after three minutes of inactivity, easily resumed with a short press of the power button. Additionally, it includes an auto power-off feature, shutting down after five minutes to conserve battery life. Features: Full screen LED display Celsius / Fahrenheit function. Simply short-press the power button after activating the thermometer to toggle between the two units according to your preference. Removable clip included Range: -20°C to 120°C Accuracy: 0.1°C Standby and auto power off CR2032 battery included