Product Features:
Compact shape
Easy to use
Easy to operate
Stable performance
Good function
Product parameters:
Input charging:5V current limit 1A
Shutdown protection: charge 4.2V protection with lithium management protection
Battery: 3.2V flashing blue light
Standby current: 10uA
Output: voltage - 1 gear 5V; 2 gear 7V; 3 gear 9V; 4 under shutdown cycle, current - may not exceed 0.4A
Input battery power: 3-4.2V may not exceed, current 2A or more
Button height: 6mm
Product size: 34.43mm*27.35mm
Aperture diameter about: 2.5mm
Note: Only connect the battery and motor line +-, to distinguish the original machine is not necessarily right, not get your hands plugged in can use!
Product list:
1x Speed Control Board With or without cable