LED TV tester Features: Exquisite and compact, the voltage adapts automatically, short-circuit does not burn the lamp beads, and it is easy to test the fault without disassembling the screen, and the quality is stable. Output voltage: 0-300V 0-19V dual mode Output current: 20ma-50ma secondary constant current Introduction: LED TV screen backlighting issues are becoming more common. With this product, there is no need to remove the screen when testing LED backlights. You can easily find LED strips because you don't need to disassemble the LED TV to test the LED strips, which can a lot of time. This LED light LED backlight tester can find faulty LEDs on the tape with automatic voltage and current regulation in seconds. If there is a problem with the LED strip, you can replace it or replace the bad LED bead. Transformer insulation is protected from heat and cold and protects you from electricity, so you can use it with confidence. Suitable for all series of light panels and light strips, for backlight detection and maintenance tools! It is a great tool for every technician. It can be tested for a long time without damaging the lamp beads. Note: Installation guide not included, we strongly recommend you professional installation. Please check as much as possible to make sure the item is what you need. Tips:The product may be updated constantly ,Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect Use. Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on. Voltage:AC 220V Colour:As Shown Material:Plastic Package Contents: 1 * LED 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.