13W - 12V Quad PL Adapter & Tube

SPS’s 11, 13 and 18 watt Softlites yield the same amount of light as 40, 60 or 80 watt incandescent bulbs, respectively. Softlites feature a slim ballast with a medium screw base that fits into most standard lamps and light fixtures. The electronic ballast starts and runs the tube without flicker. The tubes are compact and replaceable (except Softlite 11). 17.8 cm / 7” long and 5.1 cm / 2” in diameter