light_up_collar A dog wearing one of Serrano's light-up collars (Image via Serrano) March 30, 2018 Mark Stenberg 1 min read Follow Us Facebook X Pinterest Linkedin Email Whatsapp Mark Stenberg Leave a ReplyYour email address will not be published. Save my name, email, and website in this browser for the next time I comment. Δ Post navigation Previous Story Previous post: Norwalk Community College Student Is Lighting Up the Night to Save Lives