Item Type: Lamp Tube TesterMaterial: ABSPower Input: 12VSupport Screen: 3-55inchesApplicable: Notebook Lamps, Bare Lamps, Lamps with Brackets, LED Strips, Etc.Package List1 x Host1 x Neutral Wire2 x Lamp Adapter Cable1Application: LCD backlight quality detection, LCD maintenance display channel quality detection, notebook lamps, bare lamps, bracket lamps, LED strips and other maintenance inspections. 2Fast: Lighting the backlight can quickly and accurately determine the fault location, and improve the timeliness and cost of maintenance and inspection. 3High Accuracy: The inspection of LCD TV tube tester is to input a power supply above 12V/4A to ensure the accuracy of the test. 4Eye Protection: This LED light and TV backlight tester is tested in low light, it will not hurt your eyes, it is very practical. 5Easy to Operate: Plug in the power supply and plug in the neutral line; the indicator light is green, press the red button to light up the lamp; if you need to return to the power off state, press and hold the red button for 2 seconds.