Create a secure and boundaries for your furry friend with the E-FENCE GPS Wireless Dog Collar Fence System. This innovative electric dog collar fence is adjustable and designed for outdoor use only, ensuring your dog stays within the limits you set. The sleek black design is both stylish and functional, with a compact item package dimension of 5.98 x 4.41 x 2.05 inches, perfect for easy handling and storage.The E-FENCE system includes a lithium metal battery, required for operation, and comes with a model number E55, weighing a mere 12.31 ounces. The collar is suitable for dogs and caters to specific uses for outdoor pets. With the included direction for usage, you'll be able to set up the system in no time, providing your pet with the freedom to enjoy the great outdoors while staying safe within their designated area.