Superior inside and out, the Rizo is a game-changer for 510-thread batteries. Featuring a premium full-metallic casing, this palm-fitting battery was designed for both appearance and function. Includes a 3-bar battery status LED as well as a no-nonsense slide switch that allows you to quickly shift between your preferred heating temperature. The inhalation sensation is further amplified with the gentle haptic feedback so that every breath comes to life.