1. You can check the battery power;
2. Small size;
3. Can charge 3 batteries in sequence;
4. Automatically detect and give priority to charging batteries with high power;
5. The screen of the charging butler with a screen will display the voltage, current, power, and battery temperature during charging;
2. Small size;
3. Can charge 3 batteries in sequence;
4. Automatically detect and give priority to charging batteries with high power;
5. The screen of the charging butler with a screen will display the voltage, current, power, and battery temperature during charging;