and high quality GSM Quad-band frequency(global use) Wide input voltage range: DC 9-24V Built-in vibration sensor, smart Anti-theft SMS&Web 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:≈0.2mA LBS Accuracy:10m(2D RM) Working Temperature:-2°C-+70°C Working Humidity: 20% -80% 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 dealer's opinion SIM card installation, use a hand to uncover the terminal cover, uncover SIM card slot cover, the SIM card metal face down into the SIM card slot, then fasten card slot cover, and finally put on the back shell Material: Plastic Color: As shown The words on the product due to different product batches, but it not affect the use Package Contents: 1 x GPRS Tracker 1 cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.