Class A Customs 8 Pack Combo 12 Volt RV Ceiling Light 4 Double & 4 Single Fixture Clear Lens Covers 4 Double Fixtures Model L8012 and 4 Single Fixtures Model L8013 Lights by Gustafson **12 VOLT POWER ONLY** 110/115/220 volt such as in a house or generator will damage the unit SURFACE MOUNT INTERIOR Light with Slider Style Switch NO MOUNTING HARDWARE you must provide screws LENS COVER INCLUDED snap-on, replaceable lens COLOR Clear INCANDESCENT BULB INCLUDED 1141 12V21CP - CSA approved OVERALL DIMENSIONS DOUBLE FIXTURE 11" length x 5" wide x 1  tall SINGLE FIXTURE 8" length x 5" wide x 1 " tall