Scoop up some globs with this WULF KODO PRO HOT KNIFE set! The Hot Knife is ceramic & removable, so you can hit a 510-thread cart on the go! Battery Capacity: 400mAh. Voltage Range: Adjustable 1.8V - 4.2V in 0.1V increments. Display: OLED screen for real-time voltage & battery life feedback. Pre-heat Function: 10-second preheat mode for enhanced vaping experience. Safety Cut-off: 15-second session limit to prevent overvaping. Charging: USB-C port for quick charging. Compatibility: 510-thread cartridges. This device is designed for on-the-go vapers, offering a compact and user-friendly experience.