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• ANENG BT-172 12V Multifunctional Battery Testers LED Reverse Display Screen Auto Repair Industry Electrician Tester Tools Function: 1 Designed for checking out 12V battery voltage or charging series voltage 2 Equipped with LED video display and LED battery repute indicator light three Rubber physique with crocodile clip for connection 4 Equipped with opposite connection alarm and overvoltage defense purposes Operation Instruction: 1 Correctly connect the tool battery clip to the battery terminal, with the pink clip connected to the positive pole "+" and the black clip connected to the adverse pole "-" If they are reversed, the LED visual display unit will not display, the PEVERSC indicator gentle will light up, and an alarm immediate can be issued 2 After proper connection, the LED visual display unit will display the real-time voltage of the tested battery, and the LED light will light up to indicate the battery status 3 When trying out the generator charging system, please ensure that the tester is correctly connected to the battery terminals, after which delivery the generator At this time, the output voltage will be displayed on the LED show screen, and the right LED indicator gentle will illuminate to denote the repute of the generator LED lamp related： FuLL fuly charged LED mild is on,nomal state MEDIA CLP LED light on,slightly decrease voltage LoW low strength LED mild is on,battery is low,beep alarm EMPTY no energy The LED is on strength in any respect High HlGH voltage LEp light on,high output voltage coop voltage is sweet The LEp mild is on,the output is regular DEAD fault The LED mild is on,the voltage is too low,the buzzer alarm prompts,there needs to be a problem with the battery “+-”polar connection LED mild on,"+"reverse connection,buzzer alarm immediate Package: 1 * Battery Tester(Not adding battery) 1 * Packing Box 1 * Instruction Manual

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