The Pillar was designed to accommodate a wide variety and consistencies of concentrates. Its flagship feature is the prep mode. Prep mode functionality warms up the exterior the of cart without firing the heating element. This allows for better airflow of higher viscosity materials, this also helps prevent caving and clogging of cartridges. ***THADDEUS STAFF PICK** "This is my go-to battery because it’s discreet, protects and conceals the cartridge, and has a clean, premium finish. It fits nearly any size cart, including 2g tanks, and delivers a smooth, even heat that preserves flavor and helps prevent clogging. It’s stylish, reliable, and perfect for daily use." Body: Anodized aluminum Power: Variable Voltage, 3 Levels - Green (Low), Blue (Medium), Red (High) Battery: 650mAh Li-Ion Battery Charging: USB-C Device Size: 16mm x 108mm Packaging Size: 150mm x 35mm 2 Button click for Prep Mode 3 Button click to change temperatures 5 Button click on/off Includes: 1 x Cartisan Pillar Device 1 x Small Magnetic Adapter 1 x USB-C Cable