The Doteco Alien ET500 is a novelty 510 cart battery shaped like a cartoon alien with glowing red LED eyes that light up when you fire. Cart sits on top for easy access. 550mAh battery, variable voltage (1.8V–4.2V), LED display, preheat, button activation, and USB-C fast charging. Available in Graffiti, Neon Leopard, Camo, Matte Black, and more. Alien Character Design: Cartoon alien body with glowing red eyes — cart mounts on top for a fun, visible look Variable Voltage (1.8V–4.2V): Wide range with LED display showing voltage, preheat status, and battery life 550mAh USB-C: All-day power with fast charging and built-in safety protections Preheat Button Activation: Warm thick oils before your first draw — 5-click on/off, press-and-hold to fire Bold Colorways: Matte Black, Graffiti, Neon Leopard Print, Digital Camo — a standout gift and conversation starter