Feature: 1. STEP BY STEP: Starting from scratch, practical learning scenarios, personally assembling electronic accessories, and gradually turning the simple car shell into a technology car with various functions. The whole process is vivid and intuitive, full of challenges and fun 2. BLUETOOTH REMOTE CONTROL MOBILE APP CONTROL: Use the mobile APP to control the smart car, control the car anytime and anywhere to meet more usage scenarios(APP only for Android phones) 3. MULTIPLE LED DISPLAY: 4 colorful LED lights show the driving status of the smart car, which can achieve a variety of cool light effects such as waterfall light and D15 flashing 4. USEFUL AND PRACTICAL: Smart robot car kit can help to intuitively understand electronic components and sensors, and deeply understand the working principle of electronic components and sensors in the circuit, so that the learning process is lively and interesting 5. A VARIETY OF FUNCTIONS: Through simple graphical programming to make the intelligent car run, but also can achieve lighting control, motion control, ultrasonic obstacle avoidance, infrared obstacle avoidance, tracking and other functions. These experiments will inspire children love of coding and technology and foster innovative thinking Specification: Item Type: Smart Car Kit Battery: 4 x AA Alkali dry batteries(not included) Maximum Working Current: About 230mA with voltage at 6V and motor idle Static Working Current(motor not rotating): About 30mA . Package List: 20 x LED Light 2 x Diode 2 x Wheel 2 x Motor 3 x Double Sided Tape 3 x Switch 2 x 4P Cable 1 x Universal Wheel 1 x Acrylic Spacer 9 x Screw 26 x Resistor 4 x Capacitor 2 x Nut 4 x Potentiometer 4 x Chip 4 x Chip Socket 4 x Pin Header 1 x Battery Box 2 x Zip Tie 4 x Mainboard 1 x User Manual Note: Please kindly note that this product needs to be assembled by yourself.