Length134mm width134mm ge watt miser 16 watt 2d 4 pin gr10q compact fluorescent lamp this energy efficient 2d pl q lamp has an average life of 12 000 hours and has an a class energy efficiency rating 2d lamps are available in colours extra warm white 827 standard white 835 ge wattmiser energy saving type supplied actual wattage is 14w this lamp will save you pound160 per lamp life ge 2d lamps are the only 2d lamps on the market that are recommended for emergency lighting a