Showing the location map directly on any mobile without installing any software With high accuracy remote location tracking device With compact GPS and GSM modules Transmits the message of longitude, latitude and location link according to cell phone Suitable for locate children, elders, pets, vehicles, yachts and vessels Features: GSM/SMS communication or GPRS TCP/UDP connection Supports 850/900/1800/1900 MHz (compatible) 20 channels high sensitivity GPS module Compact size, easy to hide, and smaller than a name card Very low power consumption, standby time is more than 96 hours Fast signal acquisition Supports single location report and continuous tracking Supports remote monitoring Supports check location by SMS and Internet SOS button send out exact location for immediate rescue/action Geo-fencing to restrict movement to a defined radius Device size: 46 x 72 x 27mm Weight: 70g