220PCs 3in1 Mechanical Arm Edge Kit DIY STEM STEAM Robot Arm Blocks Building Toys

Specification Product name 3in1 Mechanical ArmColor Yellow Blue Optional Material ABS durable materialAge Over eight years oldSzie Mechanical arm base 28cm excluding arm length Packing box 40 5x 10 5x29 5cm including instruction Weight 1250gFunction 3 in 1 multi function exercise logical thinking ability exploration scientific principles understanding transmission The mechanical arm is assembled from 220pcs accessories Features Step away from the grid Robotic Arm No Electricity or batteries needed Discover hydro mechanical technology and have fun operating your own hydro mechanical robotic arm 6 Axes of movement Gripper opens to 1 89 inches Wrist rotation 180 degrees Wrist mobility 90 degrees Elbow range 40 degrees Base rotation 270 degrees and shoulder motion 45 degrees Products focus on STEM activities Science Technology Engineering Math to teach and encourage kids in their educational development all while having fun Package Included 1set Mechanical Arm Building Toy