4-Outlet, 40-Watt, Strobe Power Supply - Model 21.7440.POT - 3.75A at 12V / 2.0A at 24V - Input - 50W / Output - 40W - Water-Resistant - Double, Quad, MEGA or Cycle Flash - Low Power Wire - Waterproof connectors available - 1-5/8" H x 5-1/2" W x 4-5/16" L
