Fast to use. Easy to sell. Built to last. The M3 Plus is engineered for real-world retail: button-free, intuitive, and inclusive. With dual voltage settings and a sleek, stainless-steel build, it’s a cartridge battery that meets the needs of every customer, from first-timers to daily users. Auto-draw activation: no buttons, no confusion Dual heat modes: 2.8V for flavor, 3.3V for potency Designed for accessibility: ideal for users with limited dexterity Reliable 350mAh capacity with fast USB-C charging Universal 510 thread