Trackimo TRK-2 GPS Tracking Device Real Time Tracking - GPS and GSM provide instant, highly accurate current location and history Worldwide Coverage - Trackimo devices can be tracked via web or smartphone app anywhere cellular reception exists worldwide Low Monthly Service Cost - Only $5 per month after the included service period is over. Trackimo offers the lowest monthly service cost of any consumer tracking device worldwide. SOS Button - With one press of the SOS button, the location can be broadcast via app notification, email, or text Smart Alerts - User alerts via text, email, and app notifications for location change, customized speed thresholds, and sudden movement or impact. (Text messages are limited to 30 messages per month)