21700 Rechargeable 3.7V 5000mAh Battery


Nominal Capacity: 5000 mAh [ 5 Ah ]
Nominal Voltage: 3.6V / 3.7V
Low Discharge (Cutoff) Voltage Limit: 2.5V
Max Continuous Discharging Current: 10A [ 10000mA ]
Height: 74.8mm (+/- 0.3mm)
Diameter: 21.49mm (+/- 0.3mm)
Weight (max): 70g [ 2.47 oz ]
Positive Terminal: Button Top [Welded]
Protected: Yes, Advanced Electronic Safety Protection [Welded]
Protection ICs: Made by Seiko – Made in Japan
Recommended charging current: 1A – 2A
Max. Charging current: 4A
Charging Algorithm: CC/CV [Constant Current-Constant Voltage]
Type / Size: 21700 Protected
Chemical Composition: Li-ion (Lithium-Ion) Hybrid / High Drain
Rechargeable: Yes
Model name / Part No.: ORB-5000P-21

This Powerful Protected 21700 battery is the best choice for high performance LED Flashlights. 

The 21700 Rechargeable 3.7V 5000mAh Battery, a high-capacity power source designed to provide long-lasting energy for your devices. With a capacity of 5000mAh, this rechargeable battery offers an extended runtime, allowing you to use your devices for longer periods without needing to recharge. The 21700 form factor is becoming increasingly popular in various applications, such as high-performance flashlights, power tools, and electric vehicles. Its 3.7V voltage ensures stable and reliable performance, and its advanced lithium-ion technology provides high energy density and low self-discharge rates.

This rechargeable battery is made from high-quality materials, ensuring safety and reliability during use. It is rechargeable, allowing you to reuse it for multiple cycles, saving money and reducing waste compared to using disposable batteries. The compact and lightweight design of the 21700 Rechargeable 3.7V 5000mAh Battery makes it easy to carry around, and its durability ensures it can withstand everyday use and abuse.

Upgrade your devices with the 21700 Rechargeable 3.7V 5000mAh Battery and experience reliable and long-lasting power. Whether you’re powering high-performance devices, electric vehicles, or need a reliable power source for your daily use, this rechargeable battery is an excellent choice.


Overcharge (Activated at 4.35V)
Over-discharge (Activated at 2.4V-2.5V)
Over-current (Activated at 10A-12A)
Dual Short circuit safety protection


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