... hours life CFL GX53 lamps.1. Light source, CFL.2. Power, 7w, 9w, 11w.3. Color and color temperature, 2700 ... cold white.4. Voltage, 110v, 220/230v AC.5. Lamp base, GX53.6. Size, D 75 x24.3 mm.7 ... . Lamp holder, GX53 lamp holder, surface mounted type, recessid type.8. Life span ... VAC GX53 CFL light, 7w 9w 11w energy saving lamp, compact fluorescent lamp soft white cabinet light