Vape Pen 22 has the simplicity design, a diameter of 22mm, and 1650mAh battery capacity. What's more, all parts of the Vape Pen 22 can be detached and reassembled, bringing much more convenience in cleaning and maintenance. Own Vape Pen 22, you can enjoy high cost-effective and super cool taste. With a built-in 1650mAh battery capacity and safety output, Vape Pen 22 can be charged via Micro USB port easily, and allows you enjoy vaping freely. There are multiple protections, such as 8 second protection, low resistance protection, short circuit protection, and low voltage protection.