A sleek, palm-sized battery built for powerful rips and long battery life. Experience the ultimate versatility with voltage options suitable for every type of Kingpen cartridge and a magnetic adaptor clip for on-the-go easy fastening. There are three voltage settings for different oil types – Green (2.6v), Yellow (3.2v), and Red (4.0v). Green is best for live resin products, yellow is best for distillate products, and red is for cloud chasers!