Quick tips - Charging

I just finished my ride, can I recharge my battery?

Yes you can, but we recommend waiting for your battery to rest for at least 30 minutes before charging

If my battery is half full can I recharge it?

Yes, you can recharge or top your battery at any level of charge

Can I leave the charger plugged in?

We don't recommend to leave your battery and charger plugged in after it finished charging. Once you see the Green Light you can remove it

Can I leave the LCD turned ON while charging?

Yes, it will automatically shut down from inactivity.

My LCD bars aren't accurate

Voltage measurement will vary as the Li-Ion range is small, so we recommend the bars as reference only. For more precise measurement, we suggest using the Voltage value

Why is there No USB charging

To maximize your battery ruggedness. Here is a detailed explanation

What is the voltage value for 20% and 80% on my battery pack?

For 48V         20% is about 42V        and 80% is about 51V

For 52V         20% is about 45V        and 80% is bout 55V

Do you recommend Fast Charge?

Only if you really need it as it wears the cells faster

Can the battery be charged out of the bike

Yes, the battery can certainly be charged away from the bike. The battery may be removed and can be charged indoors or left on the bike while charging.

Grin Tech profiles

There are some great profiles already included in your Grin charger and we will add a guide about them soon.