GPS Watch

GPS Watch watch tracker gps tracking GPS+AGPS Watch Tracker 900W Overview 900W GPS Wrist Tracker is a stylish device with built-in GPS and GSM modules and high performance antenna. System operation is both by SMS and monitoring center (GPRS). LCD screen displays system setting/coordination data/satellite indicator etc. Its watch design will satisfy your loved kids and elders. Features 1. GPS SIRF-Star III chipset fast fixing the position even at a weak signal status. 2. Works worldwide! Support 3-frequency GSM 900/1800/1900 MHZ. 3. Receive phone calls and SMS and GPRS in three way communications. 4. Monitors can track the device without interfering him, LIVE! Real-Time tracking! 5. SOS button send out exact location for immediate rescue/action. 6. Independent SOS button which will send GPS information via SMS for 1 to 5 preset numbers. 7. System setting by SMS. FREELY! 8. Low battery notification before the battery runs out! Worrying free on why the locator wouldnt respond for this kind of situation! 9. Speed limit alarm 10. Multi-user management on website. (GPRS mode) 11. It has data logging function and records up to 20400 way points. 12.The wrist GPS tracker can display the time and positions of the wearer 13.With A-GPS, the receiver can acquire satellites and provide accurate position data instantly on demand, even under poor signal conditions. Specification GSM/GPRS: GSM/GPRS :module:Sincom300 Tri-Band GSM module (GSM900/1800/1900MHz) GSM Antenna : Build-in Protocol: Support TCP transmission GPS: GPS module :SRIF III 20 channels Protocol :NMEA-0183 compliant protocol GPS Antenna :Build-in active high sensitivity antenna Accuracy : 1-5m Update rate : 1 HZ Start time Cold start: 42s Warm start: 35s Hot start : 1s Electrical: Operating Voltage: 3.4-4.5V Charge voltage: 4.5 5V Standby :15mA Operating :80mA Battery Li-ion: 1100mAh Stand-by time: 36hours