GPS guider locate 16 position

Personal GPS guider Gps guideris based on GPS network and GPS satellite positioning system, or through inter-linked short of long-term goal of positioning or guider. Description: Store and locate up to 16 locations PC interface easy to setup POI on Googlemap Backlight LCD for viewing in darkness and low light Compass mileage realtime speed average speed clock timezone setting realtime latitude and longitude datalogger (1G Micro SD) playback historical track Usage: Special design for people outdoor activity, travling, ect... Specification: Content Specs. Size 90(L)x45(W)x19(H) mm Weight 65g GPS chipset SirF III chipset GPS sensitivity -159dBm GPS accuracy 5m Cold/ Hot TTFF 42/1s Car charger 12-24V input, 5Voutput Battery capacity 3.7V DC Li-Ion Battery,1100mA Standby time About 48hours Operating Temperature -30°C to +85°C Storage Temperature -40°C to +85°C Relative Humidity 5% to 95 %, non-condensing Color changeable as your prefer: Waterproof pouch with Lanyard