3V 6V 12V LED 20W 40W High Power 5050 7070 Chip Ceramic Bracket Lamp Beads Flashlight Headlight Searchlight

[Tip] Since high-power LEDs generate a lot of heat, a heat dissipation device must be installed. The heat dissipation of the substrate itself is definitely not enough. If heat dissipation measures are not done well, the lamp beads are prone to light failure, lamp burnout, etc. At the same time, in order to ensure that the LED lamp beads can be used for a long time: it is recommended to use a constant current drive power supply.