510 Battery - Pen Penjamin - Glow in the Dark

Stay professional on the outside and elevated on the inside with the Penjamin. This sleek pen-style device writes like a normal ink pen while hiding a full 510 battery inside, compatible with both 0.5g and 1g carts. Adjustable voltage settings, a preheat function, and Micro-USB charging give you control and convenience, while the premium design keeps everything low-key. It’s the perfect blend of style, function, and stealth—ready to write and rip anytime.