Product Review https www youtube com watch v 8KkiI6Up6Mfeature youtu beDescription This GPS tracker TK905 is working based on existing GSM GPRS network and GPS satellites it can locate and monitor any remote targets by SMS APP and internet It adopts the most advanced technology of GPS and AGPS dual positioning Besides with built in powerful magnets it can be installed Frequency 850 900 1800 1900Mhz can work perfectly around the worldwide Main Functions 1 GPS LBS Dual Positioning Ways If the GPS signal is good the device will locate via GPS satellite if not the device will locate via LBS Under GPS locating mode the accuracy is 5 10 meters under LBS locating mode the accuracy is 100 1000 meters 2 Realtime Tracking You will can realtime track the device on google maps via mobilephone tablet and computer and the minumum data upload interval is 10 seconds 3 History Route Playback The APP and web server can record the upload data of the device up to 6 months you will can playback the history route at any time 4 Long Standby Time It has built in 3 7V 5000mAh Li ion battery can standby up to 90 days 5 Powerful Magnetic It has 5pcs built in magnets with super strong powerful magnetic can be very easily installed 6 Waterproof IP65 The waterproof level of this device is IP65 it can resist splash water but can t be put under water 7 Remotely Voice Monitor Send Monitor Password to the device first then the device will turn into monitor mode no