The loader and the loaders hatch is operated through the same Polulu Mini Maestro 12 servo controller. The loader has two servo's built in. The hatch is operated by a single servo. The empty shell ejection system is spring operated and locked/unlocked by a single servo. Reloading has to be done manual. This has been built into an Armortek 1/6 scale German Panther Tank. Modelled after the 10th Waffen SS Division "Frundsberg".