CLSICS 510 Rosin Vape Palm Battery: A compact, ergonomic palm-style battery housing that encloses the cartridge for maximum discretion. It mimics popular auto-draw models like the CCell Palm and typically uses a magnetic adapter to secure the cartridge.CLSICS 510 Pen Battery: A traditional, buttonless pen-style stick battery stamped with the brand's logo. It activates automatically when you inhale.Key Specifications & FeaturesUniversal 510 Threading: Features the standard connection configuration, making it compatible with almost any 510-threaded THC, CBD, or live rosin oil cartridge on the market.