Features: Laser pointer for accurate target aiming Simple one-handed operation LCD with back light Laser ON/OFF Switch Low battery indication LED back light system for operation under poor illumination C /F temperature unit conversion Automatic Power off in 15 seconds without any operation Display hold, Scan function Note: 1. When using this product to measure temperature, consider the ratio between the distance (the length from the product to the measured object) and the size of the measurement area, referred to as the object distance ratio. When the distance between the product and the measured object increases, the measurement area will increase accordingly. 2. If you want to use boiled water to measure the quality of the product, please note that when measuring boiling liquids, do not allow smoke or water vapor to contact the temperature sensing area, and keep the measurement angle at 45 ~ 60 degrees. NOTEThe thermometer can't measure the internal temperature of an object; temperature readings from this devices are inanimate objects, the measured temperature for humans or animals will not be correct NOTEFCC,CE,ROHS CERTIFICATE AND Kaemeasu PRODUCT GUARANTEE.Every piece of our products is strictly inspected before sale. This product is not suitable for measuring temperature of body surface,Forehead,Baby !