THIS PRODUCT MADE OF ADVAMCED LED LIGHTS,IT HAS ADVANTAGE WITH LONG LIFE,HIGH BRIGHTNESS AMD LOW POWER WASTE ,GOOD LOOKING SHAPE AND CHANGING MOUNT DESIGN,15 KINDS OF FLASH MODE OFFER TO CHOOSE, A CIGAR CORD FOR POWER CONNECTION.IT IS VERY EASY TO INSTALL.OR CAN APPLY THE SUCTION CUPS TO THE WINDOWS.