The Aspire 3800 mAh battery is a 21700 battery used for powering vaping mods and other electrical devices. The Aspire 3800 mAh is an INR 3800 mAh battery. Aspire 3800 mAh batteries have been tested extensively and can handle some serious current for extended periods of time. Contents 1 x Aspire 21700 3800mAh Battery Features Size: 21700 (21mm diameter x 70mm long) Type: Li-ion INR (Rechargeable) Rated Capacity: 3800mAh Voltage: 3.7V Protected: No Style: Flat Top Rated storage temperature: 20-60°C
