Hw600 Infrared Thermometer with Intelligent Sensor is used safely and quickly to measure the non-contact temperature on the surface of an object. The most basic design is an infrared perspective (IR) energy detector, which converts energy into a characteristic. Voltage displayed in units of temperature after the ambient temperature change is offset Note: This product is not suitable for measuring body surface, forehead and infant temperature. Temperature range: 50 degree C to 600 degree C (-58-1112 degree F) Accuracy (23 C 3 C) - 50 C (- 58 F) at 100 C (- 212 C) + 2 C (- 32 C); Before (+2 C) or (+2%), any greater than or equal to (+2%) Adjustable 0.10-1.00 Distance point size 12:1 Spectral Response 8-14 Um and 500 UXO Data retention function: Yes Indicator Hot Spot Location Yes Power supply: 3V 3AAA*2 alkaline battery 1 Unit H600 Infrared Thermometer Content Chart description: One Start button/step: When the LCD screen opens, the temperature is measured by scanning. If there is no keyboard, the read status is displayed using the retained icon. The operation unit will be automatically closed within 20 seconds. Three Temperature Unit Selection Key (C/F) Style: Handheld Display Size: 1.9 Inches and Under Display Type: Digital Max Measuring Temperature: 120°C and Above