21700 Battery Rechargeable with PCB and 5000mAh of Power
High capacity 21700 lithium-ion battery designed for flashlights and high drain devices delivering 5000mAh of reliable power.
The EcoGear FX 21700 rechargeable battery are packed with an abundant amount of powerful energy.
As our best 21700 battery, it provides up to 500 times of recharging cycles.
The choice battery for
21700 LED flashlights and battery-powered professional equipment.
When you think of high powered cell batteries, these 21700 lithium batteries deliver the power needed.
The 21700 battery is commonly used in LED flashlights, electric bikes, vapes, work lights and various other modern devices.
Features and Benefits:
Integrated PCB Protection, Lithium Ion 21700 cylindrical rechargeable battery, Internal PCB protection prevents under-voltage at 2.5V and over-voltage at 4.25V, Higher energy density and lower weight than many other rechargeable 21700 battery
Battery Specifications: Capacity: Nominal: 5000mAh, Minimum: 4900mAh , Internal PCB protection prevents under-voltage at 2.5V and over-voltage at 4.25V, Nominal Voltage: Average 3.7V, Cut-off Voltage: 2.5V ,Cycle Performance: 90% of initial capacity at 400 cycles, Cycle life: > 500 cycles, Charge: Current = 0.5C (~1500mA) Voltage = 4.2 V End Current = 0.01 m, Discharge: Current = 0.5C (~1500mA) End Voltage = 3.0V
Product Dimensions
Diameter: 21 mm, Length: 74 mm