[Perfect Performance] Digital LED LCD TV Backlight Tester Meter Lamp Beads Repair Tool, intelligent control over current and voltage. No electric shock, no burning lamp, and reverse protection. Broad voltage range, barrier-free input, and output. Security protection and dual isolation. The pressure can be changed from high to low. [Application] You can test one or more light sources, such as a single lamp bead, lamp board COB light source, or any LED lamp strip. High and low voltage can be switched. [Simple to Use] It is not necessary to remove the screen in order to test the LED TV backlight or any other LED backlight of any size. [Test voltage] Evaluate the voltage characteristics of different parts, including the voltage withstand value of an electrolytic capacitor and the voltage stabilizing value of a voltage regulator. Turn on and check any leaks. [DC voltage] A DC voltmeter can be used to measure a DC power supply's voltage (less than 300V). Special Feature: 0-300V Output,Gold Plated Pin Size: 9 x 5.6 x 3.1cm(3.54 x 2.20 x 1.22in) Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on Voltage:AC220V Color: White Material: ABS Package Contents: 1 * TV Backlight Tester Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.