LEDs Lamp Bead TV Backlight Tester LCD Digital Display Multipurpose Testing Tool for 0-300V LEDs Lights

Features:
The tester supports AC input with full voltage(85- 265)and automatic adaptation with output voltage of 0-300V.
The chip is equipped with overheat protec-tion, overcurrent protec- tion and cold and hot isolation.
Integrated design of input AC powers cord and machine box, easy to carry out.
LCD digital display screen.
Easy operation,the red pen and black pen alignment of the circuit board or light beads can detect the positive and negative lights. The number displayed by the digital tube is the output voltage value, The fault is judged by the voltage value and the condition of the lamp bar.