... : 1:Integrate the functions of Bluetooth GPS and GPS data recording, a dual-use machine2:Use SIRFstarb, High-sensitivity GPS chipset3: ... is 10 meters8:64M bytes flash storage, May record GPS data completely about 1million and include: Longitude, latitude, speed, altitude, ... office , patrol etc. Package contents of Portable GPS Data Logger: 1 x GPS Data Logger1 x User Manual1 x Charger1 x Package ...