Feature:1. FOR TV REPAIR: Can test the backlight brightness of TV LED of any size, and can judge the quality of backlight strip without removing the screen.2. SAFE OPERATION: Soft start mode is adopted, the current gradually increases, and the voltage is automatically adjusted to prevent electric shock.3. APPLICABLE DEVICES: Compatible with most LED backlight screen, such as television, computer, mobile phone, navigator, etc., unlimited in times.4. APPLICABLE LAMP TYPE: Safety monitoring single LED lamp bead, lamp panel, lamp string and integrated light source, etc., without any other test.5. EASY OPERATION: The backlight tester is small and portable, equipped with test pen and power cord, and can be used in various test scenes.Specification:Item Type: LED Backlight TesterMaterial: ABSOutput Voltage: 0-320VDCOutput Current: 0.15mA (starting current) ~30mAOutput Power: 50VA.Package List:1 x Light Tester1 x Black Test Pen1 x Red Test Pen1 x Power Cord1 x User Manual