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