The Matrix Ultra LED pet light conveniently attaches to your pet’s collar for hands-free lighting! With a super bright LED light, there’s no way you’ll lose your way while on a walk with your dog. A dimming function allows you to save light energy while you’re away from home. Each 30-minute charge equals up to 13 hours of use! This waterproof outdoor pet light is also USB rechargeable so that you don’t have to repeatedly replace batteries - just charge up the light and you’re on your way to safer outdoor adventures! The band is made with durable and flexible silicone material to securely attach to your pet’s collar. Features: Compact safety LED spot light that attaches to your dog’s collar for convenient outdoor lighting USB rechargeable and lasts up to 13 hours per full 30-minute charge - no batteries needed The brightest LED light in its class with dimming function to preserve energy 100% waterproof (IP6) outdoor pet light - great for rainy days Durable and flexible silicone band that securely attaches to your pet’s collar Can be used for any collar size Size: One Size Fits All Collars Power: USB Rechargeable Recharge Time: 30 minutes Duration: Up to 13 hours (on full charge) Amp up the safety on your walks with the Max & Molly Matrix Ultra LED Pet Collar Light!