PRODUCT DESCRIPTION WHAT'S IN THE BOX SPECS The mBot Servo pack: assembling 3 new robots with your mBot The mBot Servo pack add-on is a 3-in-1 expansion pack designed for your mBot. You can build 3 new robots: "Dancing Cat", "Head-Shaking Cat" and "Light-Emitting Cat" thanks to the parts and the various components inside the box. The first cat, the Dancing Cat dances with music, waving its claws. The second one, the Head-Shaking Cat looks around itself with its eyes. Finally, the third cat, the Light-Emitting Cat has a light dancing head. 4 × Brass Stud M4*25 20 × Screws M4*8 10 × Nut M4 2 × 6P6C Cable -20cm-black 2 × Plastic Ring 1 × 9g Servo pack 1 × RGB-LED V1.1 1 × RJ25 Adapter 2 × Bracket 3*3 2 × Plate I1 -blue 1 × Wrench M5+M7 4 × cuttable linkage (blue) SKU: 98052 UPC: 220053 Model: mBot Servo Pack Type: Expansion pack Weight: 235g (8.29oz) Outer packing size (length×width×height): 100×60×150mm