Note: Due to the light and screen difference, the item's color may be slightly different from the pictures. Please understand. Make sure you don't mind before you bid. Please allow 1-2mm differences due to manual measurement. Item Specifics: 100% brand new and high quality Push button switch. Glow and flash modes. Battery runs time: Glow mode: 30 hours Flash mode: 35 hours LED Light Color: Blue,White, Red, Orange, Yellow,Green, Pink Dimensions: 35mm * 25mm (Diameter and thickness). Battery Mode: CR2032 Size:55*35*25mm Clip the lightweight, durable to your four-footed friend's collar, and you'll be able to easily see him or her in the darkest night - and so will everyone else within 1000 feet of the little guy. The battery-powered LED emits a bright ambient glow, perfect for those pre-dawn or after dark outings. The LED collar light features a durable stainless steel carabiner clip and easily replaceable batteries. Package Includes:1Pcs X Pet Dog Cat Puppy LED Safety Night Light Pendant