Coplus 5 in 1 STEM Robot Building Kit 8030 Bluetooth Mechanical Master SEALED 5 in 1 STEM RC Robot Building Kit Mechanical Master Bricks Remote Control Vehicles Body Size19 X 17 X 24 cm Comes with 419 pieces to create five different models: a ninja, Vanguard, Scout, D. Samurai, and War boar App Function: Remote Control / Gyro Mode / Driving Simulation Mode / Navigation Path Mode / Program Mode Ninja Robot Building Blocks Samurai Robotics Building Blocks Head and arms are flexible and movable, adding more fun. Robot arms are detachable Detailed Instruction Manual Convenient Storage Box. A detailed step-by-step instruction manual is included so that even beginners can easily build all the looks. With the help of detailed instructions, kids can easily build each model. It's a fun and engaging way to learn STEM while keeping them entertained for hours! The package includes a 3.7V rechargeable battery that lasts up to 30+ minutes, providing an ample source of power for Remote Control Blocks Engineering Robotics. Suitable for children aged 6 Plus as an educational toy.