From setup to use, the CCELL Palm Pro 510 thread battery provides the ultimate user-friendly experience. Simply screw the magnetic adapter onto the bottom of your cartridge and drop the cartridge into the battery, then adjust your preferences, and inhale. Whether you want more flavour or more vapor, the CCELL Palm Pro is here to cater to your preferences with multiple voltage settings: 2.8V for maximum flavour 3.2V for a well-balanced experience 3.6V for maximum vapor Equipped with an intuitive airflow collar, the CCELL Palm Pro is able to deliver more than just adjustable voltage settings. Control the suction resistance simply by adjusting the size of the gap. fully open: for less dense clouds and cooler vapors halfway open: happy medium for flavour and clouds narrowly open: for warm, dense, tasty clouds The CCELL Palm Pro's preheating function lasts for 10 seconds and allows for delicious flavours and rich clouds from the first puff, even in cold weather. Simply give the button a long press and the CCELL Palm Pro will take care of the rest for you. FEATURES: Battery Capacity: 500mAh Dimensions: 2.26H x 1.65W x 0.53D (in) Standard 510 thread 10-second preheat 3 voltage settings (2.8/3.2/3.6V) Adjustable airflow 3-bar battery status LED Drop-in magnetic connection Inhale activated Type-C charging WHAT’S INCLUDED 1x Palm Pro 510 Battery 1x Type-C Cable 2x Magnetic Connector