This listing is for a branded 10, 13, 18, or 26-watt 2 or 4 Pin PL-C Energy Saving Lamp Light Bulb- 10,000-15,000 hours. The information below has all the specifications for this product.\r\nOther Features\r\n\r\n\r\nProduct: 10, 13, 18, or 26-watt 2 or 4-pin PL Compact fluorescent lamp light bulb\r\n\r\n\r\nDimmable: No\r\n\r\n\r\nColour Code: 840/Cool White/4000k or 865/Daylight white/6500k\r\n\r\n\r\nEnergy Efficiency Rating: A\r\n\r\n\r\nLength : 10w = 10.5cm, 13w = 10.5cm, 18w = 15.3cm, 26w = 17.2cm\r\n\r\n\r\n \r\n\r\nPLEASE NOTE THAT THESE LIGHT BULBS ARE FRAGILE AND WHILST WE TAKE EVERY PRECAUTION TO PACK THEM WELL IN SECURE APPROPRIATE PACKAGING, WE CANNOT BE HELD LIABLE FOR ANY BREAKAGES THAT MAY OCCUR IN TRANSIT. PLEASE ONLY PROCEED TO PURCHASE THIS ITEM IF YOU AGREE TO THIS CONDITION OF SALE.\r\n