... upgrade version of TK102 2. SD card slot,save gps data,GSM ID 3. High quality, Fast delivery 1. ... , upgrade version of TK1022. SD card slot,save gps data,GSM ID3. High quality, Fast delivery TK102-2 ... features are all available:1)The minimum interval for data sending of TK102 is 30 seconds, for the ... new ARM7 solution, it can be 5 seconds .2)Data adds direction, altitude, battery voltage, charging status, ...