This LED light tester helps you know about and fix the LED TV screen backlight problem clearly through displaying working voltage function. Dual insulation design protects lamp beads from burning out, thus no electric shock. <br> <br>Features: <br> <br>This led tv backlight tester is capable of testing the backlight display voltage of LED of any size for a long time without damaging lamp beads. <br>Adopting dual insulation design to protect you from electric shock. <br>Smart adjustment of voltage and current. <br>High brightness prevents this led light tester from being disassembled. <br>High strengthen and flame retardant material ensure a safe measurement. <br> <br>Specification: <br>Product type: LED Light Tester <br>Material: ABS <br>Input voltage: 85-265V <br>Output voltage: 0-330V <br>Dual insulation design: Support <br>Multi-level protection: Support <br>Plug: US plug <br>Voltage: 100-250V <br>Package size: approx. 13 * 10 * 3 cm/ 5.1 * 3.9 * 1.2 in <br>Package weight: 240g/ 8.5oz <br> <br>Package List: <br>1 x LED Light Tester <br>1 x Power Cable <br>1 x User Manual <br>1 x Probe <br> <br> <br>Note: <br>Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.1、This led tv backlight tester is capable of testing the backlight display voltage of LED of any size for a long time without damaging lamp beads. <br>2、Adopting dual insulation design to protect you from electric shock. <br>3、Smart adjustment of voltage and current. <br>4、High brightness prevents this led light tester from being disassembled. <br>5、High strengthen and flame retardant material ensure a safe measurement.