Latest Sensor Shield V5.0 sensor expansion board is still before laminated design PCB Immersion Gold processing technology, the motherboard is not only Duemilanove 2009 controller of digital and analog interface extended to the steering gear line order form, also ad hoc IIC interface, 32 Servo controller interface , bluetooth module communication interface, SD card module communication interface, APC220 radio frequency module communication interface, RB URF v1.1 ultrasonic sensor interface 12864 LCD serial and parallel interface, independent expansion of a more easy-to-use convenience.