Build-in GPS personal locator High sensitivity, new technology and latest GPS SiRF-Star III chipset Locate the locator holder by the mobile phone via SMS Powerful magnet + waterproof design can be adsorbed in the hidden place of car. SOS button send out exact location for immediate rescue/action. Note: Communication with GSM/GPRS, GSM frequency 4-band 850/900/1800/1900, can be used worldwide. Switch button is just for decoration, you can only pull the battery to turn it off. […]