Cobblestone GPS tracker, made in Denmark, no SIM costs, 4 - 6 years run time without charging, waterproof, app (German/English language), GPS tracker for car, bicycle etc. : Amazon.de: PC & Video Games
Copenhagen Trackers - Cobblestone Scohkproof Gps Tracker NEW | eBay
Cobblestone GPS Tracker | CPH Trackers
Copenhagen Trackers Cobblestone GPS Tracker No SIM Waterproof App 4-6 Years | eBay