TORK TA131DRN5 Double Flash Super Strobe Warning Light, Red
https://nsiindustries.com/product/tork-ta131drn5-double-flash-super-strobe-warning-light-red/
TORK warning lights provide a simple and reliable way to make security and service vehicles highly visible on the jobsite. These warning lights can be mounted to 1/2″ conduit, surfaces, flanges and electrical boxes.