How to I handle my battery best?

The battery represents roughly half of the price you paid for your NIU. So it should be maintenanced at least as well as the scooter itself. [UPDATE: In 2018 NIU themselves published this page pretty much covering this FAQ entries content.] Daily Use Optimal charging temperature: 10 to 35°C Using-temperature should not exceed -10 to 45°C Do not unnecessarily keep on charging the battery when it is fully charged (Green LED lit on charger) Do not completely drain the battery – try to charge at 10% at the very least. (long term) Storing Optimal storage temperature: 0 to 20°C Recommended charge … Continue reading How to I handle my battery best?