FREENOVE 4WD Car Kit With RF Remote (Compatible With Arduino IDE), Line Tracking, Obstacle Avoidance, Ultrasonic Sensor, Bluetooth IR Wireless Remote Control Servo
Adeept AWR-A 4WD Smart Wifi Robot Car Kit Compatible With Arduino UNO R3, Line Tracking, Ultrasonic Sensor, ESP8266 Wifi, Processing, DIY Robot Kit With Mobile APP And PDF Manual