Universal 510 Thread Connection: Works with most 1ml cartridges and even some larger carts. Precise Voltage Control: Adjustable output in 0.1 V increments. OLED Galactic Display: Real-time voltage, battery level, and session feedback. Three-button Operation: Simple navigation without menus or a learning curve. 10-Second Preheat Mode: Helps loosen thick oils and clear minor cartridge clogs. 400 mAh Integrated Battery: Balanced capacity for light to moderate daily oil sessions. USB-C Charging Port: Modern charging standard with stable, reliable power delivery. Ultra-Compact Form Factor: Pocket-sized body that works as a daily carry. Lightweight Plastic Housing: Keeps the weight low and the price affordable. No Cartridge Diameter Limits: Top-mounted design fits wide and oversized carts with ease. Auto Shutoff Protection: Powers down after 1 hour to conserve battery life.