Werma Twinlight classic signal tower, yellow, 24VAC/DCWerma's KombiSIGN 40 TwinLIGHT Classic 24V AC DC is designed with Omniview lens which will eradicate any blind spots. The DesignLOOK and ClassicLOOK provide the appropriate signal tower for your application as the Twin Elements combine two light effects in one element. Furthermore, TwinLIGHT combines a permanent and blinking light in one element.