Black Large Capacity Battery Royal Supply

The Royal Supply 1300mAh Variable Voltage Large Capacity Batteries are perfect for the heavy user that needs a reliable device for extended use. This battery has an adjustable voltage dial at the base that allows you to adjust voltage according to your specific needs ranging from 3.3V – 4.8V. With a 510 thread, this battery fits all universal 510 thread cartridges. It also comes with three important safety protections: Short Circuit Protection, Atomizer Protection, and Low Voltage Protection. The battery can last up to 16 hours on a single charge.