The SainSmart UNO / UNO R3 / Mega2560 / Mega2560 R3 is optional
The SainSmart Sensor Shield V5 (new version) has the COM and I2C (IIC) ports separated,so that both ports can be utilized at the same time to increase the possibilities of use.
This SainSmart 4WD Drive Mobile Robot Platform for Robot Arduino UNO MEGA2560 R3 Duemilanove can hold many controllers, drivers, sensors and RF modules etc.
SainSmart Dual H Bridge Stepper Motor Driver
HC-SR04, Ultrasonic Distance Sensor

Technical Details

Product Details

Package Dimensions
Width : 7.4 inch
Height : 3.9 inch
Length : 12.5 inch

Shipping Weight: 2.05 pounds (View shipping rates and policies)

ASIN : B00AJGM4H2