6.4 Volt LiFePO4 Battery Pack with Leads (1500 mAh)

Li-Ion Size: 2 Pcs 18650 1500mAh (cylindrical) in Parallel
Capacity: 1500 mAh ( 9.6W h)
Chemistry: Lithium Phosphate (LiFePO4)
Working Voltage: 6.4V
Peak Voltage: 7.6V
Cut off voltage: 5.0 V
Max Charging Current: 1.2 Amp ( recommended ) - 1.35 Amp max.
Max Discharging Current: 4.2 Amp limited by polyswitch
4.2 Amp polyswitch installed to limit max. discharging current and to protect wrong polarity.
PCB (5 Amp Limited) Protects pack from Overcharge (> 7.7V ), Over discharge ( <4.46V), Over Drain (> 5 Amp) and Short Circuits.
Cycle Life: >1000 (80% Capacity@ 0.2C rate, IEC standard)
Prewired: Charging/Discharging Terminals: 6" 18 AWG open end wires
UN 38.3 Passed
Length: 2.65" ( 66.5 mm)
Width: 1.44" ( 36.6 mm)
Height: 0.74" ( 18.6 mm)
Weight: 3.2 Oz (90 gram)

Superior high temperature & storage performance make LiFePO4 the most suitable one for Li-ion battery positive material
Longer than 1000 cycle life is more suitable for application use.
Light weight and high energy density.
Installed IC chip will prevent the battery pack from over charge and over discharge. It helps protect battery chemistry integrity and prolongs battery life.
Highest Safety of all Lithium batteries