Robotic Toys descriptions： We use high-quality raw materials, all materials are very suitable for the product, please rest assured to buy. Arduino Insect Robot Cars Nano 3.0 Starter Kit - Robotics Learning Educational. Main Feature Emakefun Insect-robot Kit is an Easy to Assemble Robot for Young Engineers or Beginners This Kit Includes Nano Board for Arduino, SG90 Servo Motor, Rechargeable 3.7V Lithium Battery and Infrared Range Sensor GP2Y0A21YK0F(Measurable Distance:10cm - 80cm) With Assembling This Robot You Will Learn the Basic Robotics in Terms of How All the Components Work Together CD with the Best Tutorial Including the Programs and Codes Which Bring You to the Robot Car World More Minimalism Design and Make It a Perfect Gift for Your Kids and Friends Package Included: 1 X Project Box   1 X Emakefun Nano Controller Board   2 X SG90 Servo Motor 1 X USB Mini Line 1 X Li Battery Charger 1 X Li Battery Box 1 X Hard Paper Card 1 X Sharp Ir Avoid Obstacle Sensor GP2Y0A21YK0F 1 X 1mm Steel Wire 30cm 1 X 6pin Dupont Wire (Female to Male) 1 X 5pin Dupont Wire (Male to Male)   7 X T-type Rubber Plug 1 X Thermoplastic Pipe 1x Cover 1x CD-ROM 10 X Cable Tie. Products number : SOMONO164035