wagtag: WagTag Smart Pet Tags - Get 20% off a yearly plan with WagTag and keep your furry friends safe. For just £9.50 a year a WagTag can keep your pet safe, store all the necessary information needed to look after your four-legged friend if they're lost. A simple scan and someone can notify you of their exact location and contact you - they can also understand what medication is needed for your pet and what their behaviour is like. Oh - don't forget their favourite treats too!