The Wolo 8006-1-6C is a super bright six bulb hidden strobe light kit. The bulbs have a rubber grommet base, designed to easily install into a 1 hole, which is drilled into each headlight, front side marker and taillight assembly. To protect the bulbs against vibration and moisture they are encapsulated in silicon. Included in the kit is a heavy-duty power supply that has six outlets producing 120-watts of output power at an operating voltage of 12-24 VDC. The power supply is engineered with the latest electronic technology using a field proven microprocessor to provide years of dependable service. A heavy aluminum-mounting bracket secures the power supply with four screws, provided. There are six (6) advanced flash patterns to choose from, which are controlled with the touch of a button from the control panel provided. Wolos LIGHTNING PLUS is the choice of emergency responders. Kit includes: 120-watt power supply, six (6) strobe bulbs with 6 wire leads an locking connector, six (6) high voltage cables with locking connectors, switch control panel, mounting hardware and easy to follow instructions in English / Spanish.