Enhance your projects with this comprehensive LAFVIN R3 Board Kit! This complete set includes: 1 x LAFVIN R3 Board, 1 x USB cable, 1 x V5.0 extension board, 1 x L298N motor driver board, 1 x ultrasonic sensor with holder, 1 x servo motor with fixed plate, 3 x line tracking modules, 4 x motors, 4 x wheels, 1 x remote, 1 x IR receiver module, 1 x cell box, 1 x black tape, 2 x acrylic plates, 5 bags of screws and nuts, 1 x 40-pin F-F Dupont wire, 1 x screwdriver, and 4 x bunding belts, along with a tutorial card. Dimensions: 7.6" x 3.5" x 10", Weight: 2 lbs. Perfect for DIY enthusiasts and robotics projects!