Features: ℃/℉ Selection Data Hold function Laser Target Pointer ON/OFF selection Backlight ON/OFF selection Auto Power Shut Off in 7 seconds without any operation The product is used to measure the surface temperature of: Hot water pipes, Hot engine parts, cooking surfaces, hot tubes Insulation, Electrical connection, ballasts in electric lights EASY TO USE: Point and shoot with clear LCD display Easily switch between °C and °F Back-light included for increased night visibility Normal Mode: When the trigger is depressed, the device will provide continuous temperature readout Max and min mode: The device scans all the temperatures that are read and displays the highest or lowest recorded temperature that was detected