1W 2W Blu-ray Blue Laser Drive Circuit Board
1W 1.4W 2W Blu-ray single lithium drive circuit board / 445/447/450nm adjustable current
Circuit control: 5.5V boost circuit
Dimensions: 9 * 20mm (W * L)
Reverse Polarity Protection: reverse polarity protection
QSP protection: with soft-start protection, even if you frequent switching power supply will not have to worry about damage to the laser tube
Pin definition: panel labeled positive and negative wiring schematic
The polarity definition: shell negative
Recommended to use 3.7V lithium battery (16340,18650,14500 and 18500 powered) or 5.5V DC power supply.
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