Here is the data from our bike's original charger.
- E8/E9/E9Plus/EB7: 48V/2Ah
- 48V-EB7Pro/48V-G7: 48V/3Ah
- 52V-G7/ 52V-EB7Pro/ 52V-V7: 52V/2Ah; 52V/3Ah