Upgrade your ride with the Hailong Fat Shark 48V 20Ah battery, built for riders who want serious range, reliable performance, and a compact design that fits most popular e-bike setups. This high-capacity lithium-ion pack delivers the juice you need for longer commutes, weekend adventures, and off-road fun—without weighing you down.
Designed with premium cells and smart battery management, the Fat Shark keeps your motor running smoothly and safely. Its rugged Hailong case offers extra durability, water resistance, and a secure frame-mount style that locks in place for peace of mind.
 
Small, compact that packs a powerful punch!
Package includes:
- 48v 20Ah  Hailong Shark battery with genuine Samsung cells
- mounting base
- 2 keys
- charger
- connector & hardware ready to install and go
 
*Disclaimer we are not responsible for any accidents, fire outbreak, explosions or any kind of damage to your properties or injuries to yourself due to the use of our batteries and products. Please take all necessary precaution with the use of our products. Use at your own risk. For return and warranties please see https://www.electrobikeworld.com/accessibility-statement*