Dear Sir/Madam, Type:Gps Tracker Use:Automotive Screen Size:No Sreen Function:GPS Tracker Warranty:1 Years GSM Frequency:850/1900/900/1800MHZ Color:Black Unit Size:90*45*85mm Weight:56g GPRS:CLASS12, TCP/IP Input Voltage:9.5-50VDC Working Currency:20mA@12V GPS Accuracy:10m (2DRMS) Working Temperature:-20 to 70 centigrade Working Humidity:20% to 80% RH Show More