GP-300 handheld high-precision infrared digital thermometer non-contact Model: GP-300 material: plastic Display size: 1.9 inches & Measurement range under the Air Force: 32 to 43 ether Temperature unit: switch between Celsius and Fahrenheit Battery Model: No. 7 Storage record: 32 sets Display mode: LCD digital Target users: infants, children, adults Voltage: DC 3V Measurement methods: ear temperature, body temperature, object temperature Color: white body with gray or green buttons Size: 15*10*4cm This infrared thermometer is specially designed to test the temperature of the human ear and forehead. It can actually measure the temperature of the surface of objects, such as rooms, food, bath water, baby milk, etc. . Ear thermometers are widely used in home healthcare and many other occasions.