Description Product Name: We.Do 2.0 Set Building Blocks Parts Main material: environmentally friendly ABS Function: Develop intelligence and stimulate potential. Remark: We will use PE or bubble bag to pack it well and protect it well. Friendly Reminder: Contains small parts, not allowed children under 3 years!!! Tips : When connect the smart hub to iPad wedo2.0 APP, IPad version requires iPadOS 9.1 or higher. Package: 1set 280pcs Brick 1pcs M Motor 1pcs Smart Hub 1pcs Motion Sensor 1pcs Angle Sensor