BMT GPS GPRS SMS Real-time tracker TK103A Quad band SD card slot anti-theft move alarm by SMS Android IOS App for trackerhome Support Fuel sensor,quad band,LBS,SD card Support to work on www.gpstrackerxy.com,demo account is,demo,password,8888 This GPS trackers need to use a Sim card for 850/900/1800/1900MHZ,not support 3G,4G sim card. The package no include sim card,customers need to get it from your own country by yourself.