This is the Robodyne 4WD eXplorer: a Holonomic Robot with mecanum wheels that can carry up to 500kg. eXplorer comes with a 360-degree lase sensor, RGB-D camera, IMU, and various sensors. It can be used indoors and outside. This robot is ready for ROS. It can be programmed in C/C++.
Since this robot has hard rubber rollers, it can be used indoors and outside. It has a 24VDC battery. It has a 20W headlight with 1580lm output for nighttime action. You can find out more about it here.