MEGA Sensor Shield V2.0 dedicated sensor expansion board set market expansion board advantages in one design, PCB Immersion Gold processed all of the digital and analog interfaces. The motherboard will not only be extended to the steering gear line order form ad hoc Bluetooth module communication interface, SD card module communication interface, APC220 radio frequency module communication interface, and RB URF v1.1 ultrasonic sensor interface, and independent expansion easier to use convenient
