Pre-assembled realistic robot dog robotics kit with lots of fun plays: Bittle is the world's first palm-sized, servo-activated bionic robotic dog with 1 hour of playtime. Have your very own programmable robot pet navigate with life-like movements and perform tricks with the remote control or the mobile app.Coding / STEAM / STEM / robotics learning: program your legged robot Bittle to perform new skills and tricks. Begin with Scratch-like block-based coding and advance with Arduino IDE and C++/Python. Develop your moto, physics, engineering skills & problem solving abilities.Program AI tasks: program quadruped Bittle to see, listen, sense the surrounding environment and navigate the world with the optional intelligent camera module or other Arduino/Raspberry Pi compatible sensors.Open Source robot dog: Bittle operates on OpenCat, an open-source quadruped robot platform that fuses multiple gadgets into one organic system, offering endless programming and customization possibilities.High-performance metal servo motors to power joint movements.Experience with coding is highly recommended. You may need to use Petoi mobile app to calibrate Bittle to make it balance nicely. We offer support via Petoi.camp forum or our support email in case you run into any problems.Suitable for adults and children 14 years old & up. A perfect gift to adults, kids learning STEM, programmers, engineers & geeks. 100% Satisfaction guaranteed.