e-scooter battery pack 36v 6ah 6.6ah 7.8ah 7.5ah strong power folding 37v lithium ion batteries replaceable electric scooter batteria

environmental friendly;
high density of energy;
light weight;
low self-discharge;
low internal resistance; long cycle life,chargeable up to 1000 times;
no memory effect;
doesn't contain mercury,no fire,no explosion,no leakage. intelligent bms: temperature abnormality / short circuit / under voltage automatic sleep / over current / double over charge /double over discharge protection ecson as a pioneer in providing power solutions, ecson has enjoyed rapid growth by working closely with our customers to develop comprehensive battery and energy storage products..syi