Note: Not for use in humans. Infrared thermometers can be used for daily and industrial temperature measurement such as cooking, refrigeration, steel, glass, plastic, food, etc. C/F switchable, automatic data hold, backlit LCD, low battery indicator, automatic shutdown function. 9V battery included Easily and quickly measure temperature from a safe and non-hazardous distance. Note: The diameter of the measured object must be larger than the laser spot size Built-in red laser for precise aiming. Distance to spot ratio: 12:1, ideal for measuring distant targets Measuring range: -50C to 550C / -58F to 1022F; Portable and non-slip design, easy to warm indoor and outdoor temperatures Size: 153*101*43mm Color: yellow Packing list: 1pcs