Specifications: Features: 1.CFA compliant. 2.Within SiRF StarII/LP low power All-in-View high performance 12-parallel channelsGPS consumption: continuous mode 80mA(include Antenna). 3.Support Standard NMEA 0183 command: GGA, GSA, GSV, RMC, GLL, VTG. 4.SingleSat updates in reduced visibility 5.Superior urban canyou performance 6.FoliageLock for weak signal tracking 7.Optional external antenna 8.Built-in active Antenna for high sensitivity to satellite signal. 9.Built-in super capacitor to reserve system data for rapid satellite acquistion10.LED indicator for GPS fix or not fix. Specification:InterfaceCompact Flash type I Output MessagesNMEA0183 protocol, and supports command:GGA, GSA, GSV, RMC, GLL, VTG DatumWGS84 Hot Start8 sec.average Warm Start38 sec.average cold Start48 sec.average Altitude Limit18,000m(60,000 feet)Max. Re-acquisition100ms Velocity Limit515 meters/sec(1000knots)Max Jerk Limit20 m/sec**3 Horizontal Accuracy15m 2d RMS without SA 10m 2d RMS WAAS enable1-5m DGPS correceed Vertical Accuracy 40m 95% Velocity Accuracy 0.1m/sec 95% Time Accuracy 1us synchronized to GPS time Dimension 95 mm*47mm*17mm Power Consumption 90 mA(include Antenna) Voltage DC 3.3V +- 10% Storage Temperature -40°C ~ 85°C Operation Temperature -30°C ~ 80°C Humidity Up to 95% non - Condensing producing area:China payment:TT in advance supplying capacity:100,000/month