... cool/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 ... /120 VAC GX53 CFL light, 7w 9w 11w energy saving lamp, compact fluorescent lamp soft white cabinet light