Ebike Battery Replacement ,Electric Bike Battery For NAKTO Ebike USA

Nate:  The battery is only suitable for  NAKTO 
Features:The 36/48V lithium-ion battery was Integrated into the downtube of the eBike for all-weather riding. Delivers a range on a single charge up to 60 miles.
Skylark: 36V 10AClassic/city stroller：36V 12ASanta Monica: 48V 10ACamel/Cruiser/Elegance/Fashion/pony: 36V 10ASuper Cruiser 500W: 48V 12ASuper Cruiser 750W: 48V 16ARanger: 36V 10A
Package List: 1Pack battery (Please order according to your model. Thank you)
Q&AWhat could I do if I lost the battery key?ATTENTION: Please take care of your battery key, we don't have copy keys for sold batteryWhen you charger the battery, you need connect the battery and charger first.Then the the charger plug to connect with Wall. It would damage the battery fuse.
How to take the battery out of the bike?1. Take the seat down,there is a small blue bar under the seat, pull that bar up to take turn the seat straight. 2. Left hand turn the battery key to unlock (in the photo),at the same time, push the key in.Meanwhile the right hand take the battery out.
2.What is the problem if the charger signal is always green when chargering?Is that the battery has a problem?If the single light is always green after charging at oncethat is the fuse of the battery burnt.If it fuse the blown, replacing the new fuse is suggested.