APP：
The My Charger app easily syncs the HFGC4DV charger via Bluetooth to your smartphone or tablet, and can wirelessly monitor and control your charger from any location.
The App feature:
1. ON/OFF status
2. 9 stages of charging process
3. Clamps properly connected or reversed
4. Battery condition
5. Battery voltage and charging amperes
6. Battery testing
7. Engine testing