The CCELL Palm Pro is a multi-functional palm fitting 510 battery designed to deliver a more consistent vaping experience than traditional batteries. The Palm Pro is equipped with a powerful 500mAh battery, adjustable voltage, and pre-heating. It is engineered to be durable and lightweight and features a sleek, ergonomic design. The device is compatible with most 510 threaded cartridges. Powered By: Rechargeable 500mAh Battery Standard 510 thread 10-second preheat 3 voltage settings: 2.8V 3.2V 3.6V Adjustable airflow Simply adjust the gap to get a highly customized experience. All-In-One Button and Display Preheating Voltage settings Battery level indicators 3-bar battery status LED Drop-in magnetic connection Inhale activated Type-C charging Box includes: 1x CCELL - Palm Pro Device 1x Type-C Cable 1x  User Manual 1x Magnetic Adapter