Energizer Rechargeable LED safety/lighted dog collar. Size is large, fits necks 20-24 inches. Choose from green, red, or pink collar. Collar lights up in 3 modes: fast flashing, slow flashing, or solid light. The little paw print is the control button. Each collar will come with a USB cord for recharging, it will be fully charged when shipped. Reflective stitching. Keep yourself and your pet safe while on your evening walks. New item.