Dlitk Led Dog Collars: New Ideas, High Quality, Always Protect Your Pet At Night The Most Fashionable Color Combinations: Green Light + Blue Light, Display: Green + Blue Red Light + Blue Light, Display: Pink + Blue Green Light + Pink Light, Display: Green + Pink This Dog Glow Collar Has 3 Light-Emitting Modes - Fast Light-Emitting, Slow Light-Emitting, And Steady Light-Emitting, Which Can Be Changed By Clicking The Switch Button 3 Hours Of Steady Glow 5 Hours Of Quick Flash 7 Hours Slow Flash Dog Light Up Collar With High-Quality Lithium Battery Components And Abs, Tpu Tube, Lightweight And Durable, Stable Light, Continuous Use Will Not Lead To Product Use Heat, And Will Not Cause Harm To Your Pet Micro Usb Rechargeable: No Need To Replace The Battery, This Led Dog Collar With Micro Usb Charging Cable Can Be Fully Charged In 2 Hours Notes For Use: The Led Dog Glow Collar Is Waterproof, But The Battery Component Cannot Be Exposed To Water For A Long Time, So It Cannot Be Used In Extreme Weather Such As Heavy Rain, And It Cannot Be Carried By Swimming The Light Up Dog Collar Length Of (275)70 Cm, You Can First Measure The Dog Neck Size, Can Be Cut According To The Size Needed, But It Is Not Recommended To Cut Too Short, Not Suitable For Particularly Small Dogs Package Includes: 1* Dlitk Led Dog Collar 1* Micro Usb Data Cable 1* Instruction Manual (English, French, German, Japanese) Charging Warning: Please Use Only 5V Usb Adapter, Fast Charger Adapter May Cause Serious Damage