The Rokin Quickdraw battery is our most simple and easy to use stick battery available. The Quickdraw’s lithium-ion battery will always outperform other stick batteries on the market and provide a premium vape experience.The built-in auto draw technology makes sure taking your next hit is effortless. The auto draw also eliminates the need for a button on the battery, which can’t get accidentally pressed while sitting in your pocket or carrying case. Features: For oil cartridges. 280 mAh rechargeable lithium-ion battery. Auto draw activation. Single 3.7V setting. 510 charging connection. 510 screw-in charger included. Only works with bottom airflow cartridges. Works with Rokin Ceramic Cartridge does not work with EASY FILL cartridge. 510 threaded connection. Available in 3 different colors. No cartridge included. 1-year battery warranty. Certified to the latest FCC, CE, and RoHS standards. For aromatherapy purposes only.