Type:Gps Tracker Use:Automotive Screen Size:Mini Function:GPS Tracking Warranty:12 Months Function:Tracking & Anti-Theft Weight:0.3kg Maid Unit Size:99*52*17 (mm) GSM Frequency:900 1800Mhz Quad-band Tracking Software Service:Free Stop The Car:Optional Protocol:TCP UDP Working Voltage:+5.3 ~+36VDC Working Temperature:-20~85 Antenna:Inbuilt