48 volt ebike battery 48v 10.4ah 12.8ah 14ah built-in electric bike battery for city folding electric bike samebike lo26 20lvxd battery 350w

most of our battery packs are made up of authentic grade a 18650 battery cells from korea or japan. we use samsung,panasonic or lg brand cells and and some use our brand cells. battery management system (bms) is the the circuit board that protect your battery pack and make sure it is safely. 100% test every battery, cycle life:800-1000 times. warranty:1 years, certificate:ce/rosh/msds/un38.3 application: samebike lo26 20 lvxd30 lectric xp etc folding city bike, fit motor:350w/500w/750w the advantage of this battery is there is an additional switch within the battery that enables the user to control the power supply by turning the key after putting the battery in the bike. note: open the lock firstly ..syi