UGears Mini Steampunk Submarine Model Kit. UGEARS. Dive into the world of DIY modeling with the UGears Mini Steampunk Submarine Model Kit. This unique, self-assembled submarine brings a touch of steampunk fantasy to your collection. With its intricate design and rubber band motor, it promises not just a model, but an adventure, traveling up to 2.5 meters on flat surfaces. The kit features a start/stop switch for easy operation, allowing it to move in straight lines or execute precise turns. It's detailed gear system and twin propellers offer a realistic illusion of undersea travel.