A 21700 battery is a high capacity lithium ion rechargeable battery. Their proper name is a “21700 cell”. The 21700 cell has voltage of 3.7v and has between 3000 mAh and 5100 mAh (mili-amp-hours). The 21700 is physically larger than an 18650 battery, and AA/AAA batteries. [pdf]
[FAQS about 21700 battery is 2 85v]
The 21700 battery is a rechargeable lithium-ion cylindrical cell defined by its 21mm x 70mm dimensions. The 21700 is a fast-growing battery size as modern flashlights and other high-drain devices require increased battery capacities for extended runtimes. [pdf]
The 21700 battery is a rechargeable lithium-ion cylindrical cell defined by its 21mm x 70mm dimensions. The 21700 is a fast-growing battery size as modern flashlights and other high-drain devices require increased battery capacities for extended runtimes. [pdf]
Here are some high-rate 21700 battery cells to consider:XTAR 6000mAh Battery: Currently the highest capacity 21700 on the market, it delivers between 6100mAh and 6300mAh at a 500mA discharge rate, making it suitable for long runtime applications1.High-Performance 21700 Power Cells: These cells are engineered for optimal energy density and performance, ensuring stable voltage output for various applications2.General Characteristics: 21700 batteries are designed for superior energy efficiency, offering increased power output, extended runtime, and higher energy density compared to 18650 cells3.These options provide a good balance of capacity and performance for high-rate applications. [pdf]
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