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Circuit control: 5.5V step-up circuit,constant voltage output
Size: 20mm (L)*9mm (W)
Reverse Connection Protection:The unique design of the reverse connection protection, don't need worry about burning plate when batteries put in the wrong way.
Quick Start Protection: With soft start protection, even though you turn on or turn off power supply frequently, it won’t damage the laser diode.
The pad is designed for 405nm drive plate, you only need to weld according to the pin arranged in triangle , not like the other plate, to cut off one foot, or staggered welding.
Module shell is positive, back ends pad is negative. It is recommended that use 3.7V lithium battery (such as 16340 /18650 /14500 and 18500) , or use 5.5V DC power supply directly.