48 volt e-bike battery 52v 20ah electric bike lithium ion battery with charger 30a bms for 48v 1500w 1000w 750w 500w e-bike motor

the energy is relatively high, which is about 6-7 times than lead-acid batteries; the lithium battery is lighter and smaller compared with an equivalent acid battery long service life, service life can reach more than 6 years high power bearing capacity, it is convenient for high-intensity start-up acceleration; the self-discharge rate is very low, loss less than 1% of power per month.syi