How to Use: Install a AAA by yourself (battery not included), press the button on the back of the product to turn on the machine. After turning on, the machine defaults to temperature mode, short press the cooking timer button to switch to timing mode. Specification: Item Type: Thermometer Material: Plastic Color: Silver Battery: 1 x AAA Battery (Battery Not Included) Product Size: Approx. 7x6.5cm / 2.8x2.6in Weight: Approx. 98g / 3.5oz Package List: 1 x Thermometer (Battery Not Included) 1 x Probe Note: 1. Do not use the thermometer in a closed oven. The probe should be left in the oven, but do not put the thermometer in the working oven. 2. Thoroughly clean the sensor after each use. The thermometer is not waterproof. Do not soak directly in water. Maintenance and cleaning: Wipe clean with a damp cloth. 3. Battery replacement: When the display is dimmed, use AAA 1.5V battery (not included) to replace the battery. 4. Please allow 0‑2 cm error due to manual measurement. Thanks for your understanding. 5. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.