- The Kind Pen Pure Vaporizer Battery is a high-quality vaporizer battery designed for use with essential oils and concentrates.- This battery features a compact, sleek design that is easy to use and fits comfortably in your pocket or purse.- With a powerful 400mAh battery, this vaporizer provides long-lasting, reliable performance.- The Kind Pen Pure Vaporizer Battery is also equipped with a preheat function that allows you to quickly heat up your oils for a smooth, flavorful vaping experience.- Whether you're a seasoned vaper or just getting started, the Kind Pen Pure Vaporizer Battery is the perfect choice for anyone looking for a reliable, high-quality vaporizer battery.