Stay Lit Vaporizers are a well respected brand providing nothing but top quality, made to last Vaporizer pens. This particular pen provides the user with the ultimate way to vape with its modern design and powerful quick heat up time. The Stay Lit is a 650 mah battery that is adjustable from 3.2 V to 4.8 V that can provide the best heat for any of your crtridge or wick system.