Description: 100% brand new and high quality Feature: 0-300V adaptive voltage. When testing, the voltage is automatically adapted, the lamp will not be burnt. Digital display of real - time voltage output, with internal adjustable voltage, voltage value can be self-correction. Heat and cold isolation, never electric shock, power cable and box integrated design, easy to carry out. Can need not dissemble screen. Do not look directly at the beads during the test to avoid eye damage. Automatically adapt to voltage and current. Automatically identify lamp beads and light bay. Can test light beads and avariety of good and bad light board and light bar. With the function, operating voltage, you can use the exact problem. Light up the double LED light bar backlight. Specifications: Model:DLV-300 Plug:US,EU(Optional) Color:As shown Feature:Backlight Alternating current input:85-265V Alternating current. DC output:0-300V Size(approx.):(length X width X height)100x37x58mm Note: Transition:1cm=10mm=0.39inch Please allow 0-3cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Includes: 1 x LED Tester 2 x Gold Plated Pin 1 x Power Cable