| 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.