select Micro USB
Brand Unbranded
Marke Markenlos
Standby Current 0.7uA
Input charging 5V

Check the listing for details. USB Rechargeable Small Fan Circuit Control Board 3.7V Brushed Universal Board. Condition: New. Listed at 4.50 USD. Small fan circuit board 1. Only need to connect the battery and motor line + - to distinguish, to distinguish between the original machine can not be right, not get it plugged in can work! Small size, high efficiency, easy to use.

$3.60
$4.50