Penjamin Permanent Marker Cart Battery by (Smyle Labs). Introducing the Permanent Marker Cart Battery — a cleverly designed, ultra-discreet device that doubles as both a functional aromatherapy tool and a sleek storage solution. Shaped like a traditional permanent marker, this innovative device securely houses up to 4g carts, making it the perfect companion for those who value subtlety and convenience.

Its compact, pen-like form not only allows for easy portability but also ensures your carts are stored safely and securely, whether you’re heading out for the day or keeping it low-key at home. Built for durability and designed with style in mind, the Penjamin blends in effortlessly with everyday items, offering an elevated level of discretion without sacrificing function.

Ideal for travelers, minimalists, or anyone who appreciates smart design, the Permanent Marker Cart Battery is more than just a novelty—it’s a practical, portable, and stylish solution for keeping your carts protected and always within reach.