The Palm Pro by CCELL is a sleek, ultra-portable 510 cartridge battery designed for reliable performance and customizable vaping. It features a built-in 500 mAh rechargeable battery, three selectable voltage settings, adjustable airflow control, and a 10-second pre-heat function for optimized hits. The magnetic drop-in connection and inhale activation make it easy to use with most 510-thread cartridges, while the USB-C charging and LED status indicators keep you informed on the go.