Aspire 21700 Li-ion Battery (4000mAh)
- Size – 21700
- mAh – 4000mAh
- Voltage – 3.7V
The Aspire 4000 mAh battery is a 21700 battery used for powering vaping mods and other electrical devices. The Aspire 4000 mAh is an INR 3800 mAh battery. Aspire 4000 mAh batteries have been tested extensively and can handle some serious current for extended periods of time.
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