LiFePO4 battery pack-36V/10AH, perfect for E-Bike. GREAT POWER is one of the few Chinese manufacturers to produce these packs

Specifications of GREAT POWER LiFePO4 battery pack: 

Model	PH12IFR3-092088395 (with charger)
Material	LiFePO4
Rate Capacity	10AH
Nominal Voltage	36V
Dimensions(T×W×H)	92mm×88mm×395mm
Weight	4.2kg only

E-Bike LiFePO4 battery pack