Fangrui Product Details New And High Quality Gsm Quad-band Frequency(global Use) Wide Input Voltage Range: Dc 9-24v Built-in Vibration Sensor, Smart Anti-theft Smsweb Portal Tracking Available. Moving Alarm And Monitoring Gms Frequency: 900/1800mhz Or 850/1900mhz Gprs:class 12,/ip Voltage Range:dc 9-38v Standby Current:.2ma Lbs Accuracy:10m(2d Rm) Working Temperature:-2c-+70c Working Humidity: - Rh Specifications: Support Android, Ios App For Mobile Phone Direct Controlling Super Mini Tracker For Car/ Motorcycle/ Vehicle/ Bike Realtime Real-time Location Tracking,track Playback. Support Sms And Gprs Platform Tracking Built-in Spare Battery,realize Illegal Shear Line Alarm Built-in Vibration Sensor,realization Vehicle Anti-theft Intelligently The Positioning Function Of The Device Is Based On Gsm, Not Gps. Installation: Sim Card Choice, Terminal Need To Insert A Gsm Sim Card, Sim Card Choice Pls Refer To The Dealers Opinion Sim Card Installation, Use A Hand To Uncover The Terminal Cover, Uncover Sim Card Slot