Tracki with the built-in SIM card Worldwide GPS Tracker allows you to monitors location with pinpoint accuracy and track anywhere discreetly while giving you real-time updates. With GPS/GSM/Wi-Fi/Bluetooth tracking, accurately locate anything within 10-60 feet (3-20 meters). A monthly fee is required. Other similar trackers charge 25-45 per month. Other similar tracking devices will mostly work in the US & CA and not worldwide. Tracki works in the US, Canada plus 185 countries. International Tracki automatic location update rate is as frequent as 1 minute. Automatic updates every 60 seconds gives you a real-time view of what is happening in any situation. Hidden in your bag, car, or pocket or belt of your child and elderly. Easily locate and recover lost or stolen items Real Mini GPS Tracker: the Smallest and lightest GPS tracking devices. Only 1.4 ounces, 1.8x1.6x0.7 inches. Quarter or half the size of the competition, that size gives unique flexibility. Tracking application provides history reports mapping You can attach it easily under the car or any iron surface, person belt, dog, drone, purse, handbag, or luggage.