Features:

• More IO expansion ports: 3.3V IOx7, 5V IOx3, I2Cx3
• No complex assembly, get started in minutes
• 5 line-tracking sensors, reliable and flexible
• Larger body, more flexible expansion methods
• Supports AA battery (1.2V Ni MH battery or 1.5V alkaline battery) (Not included)
• Works well with HuskyLens AI camera
• Rich peripherals: IR receiver, LED car lights, RGB ambient lights buzzer, ultrasonic sensor, etc.
• Frosted acrylic protective plate at the bottom
• Storage box with a deeper base to provide enough room for the assembled Maqueen Plus car
  

Specification:

• Support micro: bit V1 and V2
• N20 All-metal Gear Motor x 2
• Buzzer x 1
• 5V IO (P0 P1 P2) x 3
• 3.3V IO (P0 P1 P2 P8 P9 P12 P16) x 7
• 3.3V I2C x 2
• 5V I2C x 1
• Large Size LED Car Lights x 2
• RGB Ambient Lights x 4
• Line-tracking Sensor x 5
• Line-tracking Sensor with One-key Calibration
• IR Receiver x 1
• SRO4 Ultrasonic Module x 1
• Dimension:  approx. 136mm×65mm/5.35×2.56"
• Programming Platform: Mind+, MakeCode