Portable LED Maintenance Tester LED Fault Detector TV Backlight Reparing Tool Multifunctional LED Lamp Beads and Light Strips Light Boards Measurement Instruments

Features:
Two levels of current setting. When testing a small amount of light beads, it is recommended to use the MIN MODE.
One button to turn on/off, and simple design for convenient operation.
Voltage and current adaptive output without adjustment.
Support display of output voltage.
Support singlelight bead illumination function.
Support TV LED backlight test without take the screen apart.
Support positive and negative electrode test pen shortcircuit protections.