Street Address: No. 11, North Of Kaiyuan Road, High-tech Zone
City: Jining
Province: Shandong
Country/Region: China
Battery Volt:3.7V
Working frequency:GSM 850/900/1800/1900 MH
china coal
chinacoal2 m.chinacoalintl.com Main function: GPS satellite and LBS location SOS emergency call: press the SOS button on the watch for 3 seconds to call Family number speedy dialing PC web real-time tracking SMS tracking location Geo-fence History playback remote monitoring Three SOS number can be set up, the watch dial automatically dial the 123 number double talk Low electricity remind Low radiation, green strap, USES the medical silica gel Back to dial the telephone number Timely and accurate positioning