The Ooze Peel 400mAh Banana Battery in Mellow Yellow is a 510-threaded battery that looks like a banana. It features a concealed cartridge chamber and a digital screen. It offers variable voltage settings, adjustable with three clicks of the power button. Double-clicking the power button activates "Prep Mode" to clear clogs in the cartridge airway. It has a 400mAh battery capacity and features a Type-C charging port, though a charging cable is not included. The device automatically shuts off after 10 minutes of inactivity to conserve battery life and prevent accidental activation. It uses a standard 510 thread connection and fits most 0.5g and 1g cartridges. Features: - Discreet design - Digital screen - Variable voltage setting - Prep mode - 400mAh battery capacity - Auto Shut-Off - 510 thread connection