The GPS Wireless Dog Fence and Training Collar 3 In 1 by Wechip Dog Collar-01 is a solid bright orange collar designed for medium and large dogs. It includes a GPS collar, charging cable, user manual, and contact points for pet containment and outdoor control. The collar weighs 0.46 pounds and contains a lithium-ion battery, making it easy to use for small, medium, and large breed dogs. With a pull-on closure type, this wireless collar is a reliable choice for training and obedience.