21" Under Cabinet Fluorescent Fixture Item# UC-21 Dimension: L x W x H - 21" x 5" x 1.25" Lamp: (1) Energy efficient F13T5 41K or cool white bulb included. Description: 21" 120V 13W T5 cool white, electronic ballast, white metal housing, white plastic diffuser, direct wire. UL Listed Pigtail for plug-in use NOT included. No On/Off Switch. Additional Details ------------------------------ Package quantity: 1