LED Tester 0-300V Output Bead Light Strip Tester LCD TV Maintenance Inspection Testers Multipurpose Lamp Strips Beads Test

Please use 19V voltage to detect the positive and negative electrodes when in doubt.
Do not use 300V voltage to detect the positive and negative electrodes.
300V voltage may cause damage to the equipment.
Three seconds plus or minus, high and low voltage switching Screen-free LCD TV maintenance testing lamp strip lamp
0-300V high-brightness screen-free version:
Input Voltage: 85-265V
Output Voltage: 0-300V
Power 18W
Automatic detection of output voltage and current
Can test any size of LED backlight and lamp beads
High brightness, no need to open the screen can judge the quality of the backlight.