3 Light Modes + 6 Extra Batteries : This luminous dog light has 3 settings: hold the light for 30 hours, fast flash for 60 hours, slow flash for 100 hours. Dog Collar Light, 6PCS Colorful Clip-On Dog Lights for Collars, Cat Dog Collar Lights Led for the Dark, Waterproof Safety Pet Light for Night Walking with 3 Flashing Modes.
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