The CANNsquare 500mAh 510-thread e-cigarette battery, the ultimate solution for all your vaping needs. Designed to provide a seamless vaping experience, this low-profile and stylish battery offers a high-capacity battery that can hold 2 ml carts. With its hold-button activation and magnetic auto-locking system, this battery ensures convenience and ease of use for all vaping enthusiasts. Whether you are a seasoned vaper or new to the world of CBD oil vape pens, this 510 cartridge battery is the perfect companion for your vaping needs.