Dual Electronics XGPS150A Multipurpose Universal Bluetooth GPS Receiver with Wide Area Augmentation System and Portable Attachment KINDLY NOTE : Refer the USER MANUAL available below for further assitance ADD GPS WIRELESSLY VIA BLUETOOTH  you can greatly strengthen your GPS signal on any device by seamlessly connecting via Bluetooth in a matter of seconds GPS STATUS TOOL  the free downloadable app provides accurate GPS coordinates, position update rate change & works with numerous devices and operating systems such as iPhone, iPad, Android, Mac, Windows & much more HUNDREDS OF APPLICATIONS  being able to add accurate GPS to your device will now allow you to use hundreds of available apps in any scenario such as car, marine, & aerial navigation, hiking, fitness, social networking and much more BATTERY LIFE & INCLUDED  your GPS receiver has a battery lifespan of 8.5 hours of continuous use & comes with a USB charging cord, an adjustable strap, 12-30V car charger and non-slip pad that will securely stick to most surfaces 1 YEAR WARRANTY  guaranteed high quality and reliability with hassle-free parts and labor warranty with excellent customer service DIMENSIONS  2.24 W x 2.24 D x 0.75 H. Supports both NMEA and Apple protocols WIDE AREA AUGMENTATION SYSTEM  this highly sensitive system allows your device to connect to several satellites providing accurate and reliable GPS coordinates within +/- 2.5m, max speed of 1,150 mph & max altitude of 59,000 ft