“Hydrobot Arm Kit”, Hydraulic Kit, STEM Building for 12+

The arm includes 6 different axes and can rotate up to 270 degrees – no batteries required. Hands-on Building: This is an in-depth STEM building project, not a pre-assembled. Designed for 12+, this kit will guide your learner through the process of building real, working robots – taught in a way that they’ll understand!