Compatible with: All vehicles equiped with a 12 volt cigarette adapter. Additional Features: 18 different selectable strobe patterns with a push of a button to cycle through modes. Brighter and more effective than standard LED strobe lights Up to 50,000 hrs life expectancy Bright enough to be seen upto 1/4 mile in distance Memorizes the last pattern used Product includes: 1 x Strobe unit with suction cups and screws SPECS: Wiring: Over 8 feet Dimensions: Metrics: 205mm ( wide ) x 40mm ( height ) x 130mm ( depth ) US standard: 8" ( wide ) x 1.6" ( height ) x 5.1" ( depth ) Required voltage: 12V DC cigarette adapter Modes: 18 different modes