LKGPS tracker company also provide full set tracking software,iOS/Android app and free tracking website to tracking the device.TK905-4G is your best choice car gps tracker. Tracking web site:www.lkgps.net Tracking APP:LKGPS2 Demo username:888 Demo password:123456 Advantage of our new 4G trakcer: 1).Small size ,built-in GPS and GSM antena, 5000mah rechargeable battery 2).Self car tracking,motorcycle tracking,car rental tracking,fleet management 3).Upgrade from former best selling tracker TK905-2G,easy for business promotion 4).4G cat4 chip,compatible with 3G and 2G network,best for wide range use 5).Support SMS parameter settings and query functions 7).Customize service on logo,plastic cover,functions,firmware and software 8).Easy to install,Waterproof, Sleeping power-save mode 9).Android system,support OTA upgrade