person GPS Tracker/child locator SC4000-GP

Basic Function: 1. Support GPS individual or vehicle position; 2. Support GSM 900/1800Mhz or 850/1900 Mhz; 3. High-sensitivity, new workmanship and the most advanced GPS chip; 4. Can accurately position even if with weak signals; 5. Can work effectively in limited space such as the remote and narrow places in a city; 6. Low energy consumption; 7. Fast signal capturing; 8. Supporting single positioning and continuous tracking; 9. Supporting alarming and remote monitoring; 10. Support fast dial button; 11. Support to search for the location information by SMS and Internet; 12. May monitor without disturbing the tracked person and realizes real-time tracking; 13. Can position the holder by call or mobile phone SMS; 14. In emergency, press the SOS button to have an accurate positioning. Specifications: 1. Technical Specifications GSM module GSM850/1900Hz or GSM900/1800MHz, two combinations GPS chip Latest GPS sensitivity -159dBm GPS center frequency L1, 1575.42MHz GPS positioning accuracy 5-25m GSM positioning accuracy 100-500m Speed accuracy 0.1 m/s Time accuracy Synchronous with GPS Default data WGS-84 Hot start 1s Warm start 38s Max. altitude 18000m Max. speed 515m/s Gravitational accelerationbelow 4g 2. Others Working temperature -20---65 Centigrade Humidity 5%---95% Dimensions 80×49×16 mm Voltage Rechargeable 800mAh battery Power supply DC5V Standby time above 48h Buttons One SOS emergency button for emergency aid; Call 1, Call 2, Receive and Hang up buttons.