???LED Collar??Features three light modes: slow flash, rapid flash, and steady light, enhancing your dog's visibility and safety at night ???With Protective Cover for AirTag??Specially crafted to not interfere with tracker signals while protecting your tracker from scratches and stains ???Long-lasting Battery??Built-in 250mAh battery with Type-C charging port, 1-hour charge provides 6-8 hours of use ???Waterproof Construction??Ultrasonic-sealed battery compartment with a transparent waterproof cover ensures protection against water immersion ???Durable Buckle??High-quality buckle prevents breakage even when dogs pull strongly ???Adjustable Fit??Features a buckle for size adjustment, suitable for various dog breeds and sizes Specifications: ?Material: Nylon + TPU protective case + ABS transparent cover ?Sizes: ?S: Length 30-39CM, Width 2.5CM, Weight 85G ?M: Length 33-45CM, Width 2.5CM, Weight 90G ?L: Length 39-55CM, Width 2.5CM, Weight 95G ?Battery Capacity: 250mAh ?Functions: Positioning + Illumination ?Battery Life: 6-8 hours ?Light Modes: Steady light / Fast flash / Slow flash ?Certification: CE certified Note: For AirTag tracker is not included. Package included: ?1 x Pet Collar with Protective Cover for AirTag ?1 x Charging Cable ?Other things not included