5 in 1 GPS/GSM Tracker + GPS Logger with 4GB SD Card +WIFI+ GSM Home Alarm + Remote Voice Bug Monitor connect with your smart phone by 3G sim card Tracker online mode with SIM card, no more any data lost with large memory buffer when the device lost GSM connection, then automatic upload to the server when the GSM signal is back IPX7 waterproof and NO installation need, easy attach to any iron surface […]