2 Black PG12 Beidou GPS trackers for vehicle tracking. Strong magnetic adsorption no installation required. Track playback clear at a glance. Real-time updates. Electronic fence. Mobile alerts. Street view map. Location search. Product size: 4 * 4 * 1.4 cm Premium GPS Tracker Provides accurate global location, real-time alerts, and geofencing. Real-time movement tracking Track and map in real-time using web-based software or our app. Powerful and discreet The motion-activated GPS tracker goes into sleep mode when not moving for extended periods, saving battery life. The ultra-compact design and internal magnet create the ultimate discreet tracker. Lost Mode: Supports lost mode in the Find My app when tags are misplaced; you can add your contact information in this mode so that anyone approaching your tag with an NFC-enabled smartphone can contact you. Wide range of applications: Dual network supported: Bluetooth network for nearby and Find My network for global positioning.