EcoSystem(TM) low-voltage cool-touch LED rack rear work light;Unit can be either rack mounted or attached using included magnets;Multiple units can be daisy-chained together;Easily connects to EcoSystem(TM) Multivolt Power Supply;2 pk SANUS CALW01-B1 EcoSystem(TM) Work Light ecosystem(tm) work SANUS CALW01-B1 EcoSystem(TM) Work Light