you need a useful tool to test the LEDTV backlight strips.You can find the problem as you 't need to disassemble your LED TV to test LED strips which can save a lot of time .This LED Lamp LED TV Backlight Tester can find defective LED on the strip in few seconds with automatical and current adjustment.If there is something wrong with , you can change it or replace the bad LED beads.Applicable to any size LED TV , perfect backlight inspection and maintenance tool It is really a good tool for Technician.Input : AC85V-265VOutput : 0-320VOutput current:0-35mAMain Application:Suitable for single LED beads, LED stirng, LED panel and Integrated optical LEDSupport testing the capacitance and the diode - No need to disassemble panel to test the LED strips which can save a lot of time .Safe Protection: Double IsolatedBurning protection: and Current Intelligent AdjustmentSafety design : Slow boost , soft . Increase the current steadily.Plug Type :EU Plug,it applies to Indonesia, , , , and so on.Colour:As ShownMaterial:plastic: AC100-240VPackage Contents:1 x LED tester1 x test leadsOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.