jackey awesome car 16-led 18 flashing mode emergency vehicle dash warning strobe flash light (red & white) jackey awesome 16leds strobe light. <br> on/off button, select pattern button.<br> cigarette adapter plug.<br> dimension:8" ( width ) x 1.6" ( height ) x 5.1" ( depth ). <br> working at dc 12v. 18 flashing modes.<br> memorizes the last pattern use. easy to install, with 3 suction cups for quick screen mount.<br><b>note:</b>press the white button on the back of the product to adjust the flashing mode.<br>