RoboSavvy ROB0129 Vortex A New Robot Teaches Kids About Coding Toy Be creative and invent: Vortex is completely open source, modify it in any way you like Simple steps, graphical programming, and instant play Personalize your robot: You decide what your Vortex will look like - Stickers included Play engaging games anytime, anywhere, Sleek, cute, harmless: a perfect gift for your loved ones Requires 4 x AA batteries - NOT INCLUDED MCU: Atmega328 Power: 3.5~6V (4xAA Battery/USB) Size: Diameter: 120mm; Height: 64mm net weight: 260g Support Bluetooth 4.0 App: VortexBot Programming Method: WhenDo/Scratch/Ardunio Vortex x1 Vortex Quick Start Guide x1 WhenDo Programming Handbook x1 Golf Card x1 Sticker x1