D ouble-sided adhesive on the back
Note: you need to know how to use it, and don't provide technical support! ! !
As shown in the shipment, there is no positive or negative mark . You need to know how to test and find solder joints.
Modified lamp beads.
The lamp bead contains a lens, and the back side of the aluminum substrate contains a heat-conductive double-sided tape.
Any size can be connected to 3-15 LED s. No longer subject to particle spacing, hole limitation.
Welding method:
1. Place the LED lamp beads in the order of positive and negative electrodes, scrape the paint on the front and rear insulation layers, and expose the copper skin.
2, connected end to end, the former positive pole, connected to the next negative pole in turn, welding line, connected in series; can also be connected in parallel, according to your required voltage connection, soldering can be.
Package includes:
100pcs LED lamp beads with concave lens.