IMR 21700 4000mAh 30A Flat

The IMR 21700 4000mAh 30A Level Top Battery by Efest is a superior presentation, battery-powered lithium-particle battery intended for use in an extensive variety of high-channel gadgets, for example, vaping mods, spotlights, power devices, and that's just the beginning. Offering a great 4000mAh limit, this battery gives dependable power, guaranteeing that your gadget can run for expanded periods prior to requiring a re-energize.

With a ceaseless release rating of 30A, the Efest IMR 21700 is fit for taking care of requesting applications that require high current result without compromising security or effectiveness. This goes with it a phenomenal decision for gadgets that require steady, high-power execution, particularly those that work at higher wattages or require fast explosions of energy.

How long does a 21700 battery last?

How long does a 21700 battery last? Most 21700 batteries can be recharged between 300 and 500 times before their capacity is depleted to a point where they are no longer operating efficiently. They also have a safe, stable shelf life of 3 to 5 years!

Is a 4000 mAh battery good?

For instance, a 4000 mah battery may be ideal for a high-end smartphone that runs multiple applications simultaneously. A 2000 mah battery could suffice for simpler devices like e-readers or basic mobile phones.

what's inside the box?

1 X IMR 21700 4000mAh 30A Flat Top Battery by Efest

Specifications