36V/48V/52V/12Ah/15Ah/16Ah/20Ah/21Ah Electric Bicycle Battery Pack 48V 21Ah Ebike Battery For E-Bike

Versatile Voltage & Capacity for All Uses: 36V/48V/60V available, capacities 8Ah-30Ah, optimized for both daily commuting and outdoor adventures. This battery delivers 1020+ charge-discharge cycles, featuring an industrial-grade core with a low self-discharge rate, long standby time, and reliable durability. The intelligent BMS monitoring system provides real-time tracking of voltage, current, and temperature, with fault alarms to ensure safe operation. With 3.5A fast charging support and an energy conversion rate of up to 96%, it extends your riding range by 15%. IP65 waterproof and dustproof rating ensures stable performance in rain, snow, and high-humidity conditions. Its slim, lightweight, and compact design makes it easy to carry as a backup battery, saving e-bike storage space. The sealed integrated design eliminates the need for water refilling, offering low-maintenance durability, and it’s universally compatible with folding e-bikes, city commuter e-bikes, electric mopeds, and electric skateboards.