Why choose our power battery? 1 Factory direct store: All of our batteries is new from factory direct or within 3 months oversea warehouse stock, from 36V 48V 52V 60V 72V all kind of battery you can see on our store, also support voltage/capacity/BMS/Size customized battery. Battery quality control: We only source highquality A-grade cells fromofficial sources, never use fake or cheap cell pack sell at lowest price to attract buyers, No Fake, No Cheap, No trap. Genuine A level cells? CE Charger with Fuse? Battery certification(CE UL ROHS Report)? High-quality electrical cells and an integrated BMS protection board prevent overcharging, overcharging, overcurrent and short circuit and ensure long service life. 4 Battery quality: There are Grade A B C level battery, only use grade A. Cell for battery, safest packing process, never use cheap. / false cells with low price to attract buyers. Price = quality = customer’s service. Sonic/LG 18650 li-ion battery. Apply for: 48V 250W-1000W Motor. Item Weight:? 5.1. Standard charge Current: 3. Maximum charge current: 3. Fix plate and part. Maximum Discharge Current: 15A. Charge Cut-off Voltage: 54.6V. Discharge Cut-off Voltage: 39V. Discharge Connector: Anderson (Gift: Anderson to XT60 Adapter). Cycle Life 1000+ Cycles. Certification: CE, ROHS, UN38.3CC etc. Functions:power display, safety lock, switch. Ports:charging port, gold-plated discharge port, USB port.