Description: Robotic arm kit without servo motors. Most parts are integratedly punch-formed at one time, which is very strong and easy to install. With screw for easy assembly. Great for learning robotics, electronics, graphical programming, Arduino programming and Python programming. Material: plastic + electronic components Package Size: 26x9.5x18 cm/10x3.7x7 inch Package Includes: 1 Set of Diy Robot Arm Kit (without Servo)