CANNbell Flex Temp 550mAh 510 Vape Battery With Type-C Charging Cable The CANNbell 510 Vape Battery is a discreet and incognito vape battery that is compatible with most 1ml and 2ml 510 thread cartridges (maximum size of 14mm). It offers four variable voltages (2.6V, 3.2V, 3.6V, and 4.0V) to provide a customizable vaping experience. The battery is a 550mAh A+ grade rechargeable battery that can be charged quickly using a USB-C cable. Additionally, the battery features a magnetic lock that allows you to easily snap your cart into place. This vape battery is a great choice for those looking for a discreet and customizable vaping experience.