1. Working principle:
Press the work switch and the motor runs. If the motor is in idle state, the motor can only work for 5S and then stop automatically. If it is in juice state, the motor will continue to work for 90s and then stop.
2. Parameter description
Battery: 3.7V lithium battery
Working voltage: 3.5v-4.2v
Battery charging: 5V
Mobile phone charging current: 1A
Applicable motor: 3.7V DC motor
Overload current: 20a/30a optional
Battery protection voltage: 3.2V
Circuit board size: 44.76mm*33.71mm (manual measurement, for reference only)