DescriptionExcelvan V8 car radar detector features a laser eye， detector for a 360 degree laser detection， no special installation and easy control. Which can detect any stable or mobile radar speed monitor in advance， to avoid any traffic fine， andyou a comfortable driving experience! Features-100% brand new and high-quality made.-This Radar detector features a laser eye detector for a 360 degree laser detection， no special installation and easy control.-It can detect any stable or mobile radar Speed Monitor 250-2500m ahead.-When you detect a position， the GPS will tell you by make a sound to show you are approaching speed detection device， so you can confirms your speed on the stretch of road.-Extreme Range Super heterodyne technology， with super-fast sweep circuitry， provides extra detection range and the best possible advance warning to even the fastest radar guns. Help you driving safely and avoiding any traffic fine.-Relative speed sensing auto shutdown feature will render your detector undetectable by currently available radar detector.-Technology Service for different places and customers.-English /Russian Voice warning， Language and Voice are available.Function OperationTwo ModeCity Mode - to alert the motion signals， when "+" button is pressed， the vocal report will be reported every 10s， and it will return to default setting when the motion signal disappeared;High way mode - it is the default setting， it will report each time when receiving signal with high sensitivity."+": volume will be increased pressing this button"M": shift between the city mode and high way mode&shift between English reporting and Russian reporting if to press this button for over 3 seconds"-": volume will be reduced pressing this buttonSpecificationK - band 24.150 GHz + 175 MHz 1200-2500MK - band 24.125 GHz + 175MHz 250 - 1200MKa - band 34.700 GHz + 1300MHz 800 1500MKa - band 33.400 GHz + 1300MHz 200 - 600MPower: DC 12V150 - 300mA currentWorking Temperature -25 C ~ + 75 degrees C degreesMaximum Temperature - 100 degrees C ~ + 125 degree CPackage Contents1 x Excelvan V8 Radar detector Unit1 x Car Charger1 x Anti-slip silicone pad1 x User’s Manual