Ltpgtphilips 55tl5c840 highly efficient circular t5 fluorescent tube colour cool white 840ampnbspampnbsp high lumens per watt good colour rendering wide range of starting temperatures limited suitability for dimming ideal for a wide range of applications in shops offices and public areasampnbspampnbsp can be used in extremely flat luminairesltpgt ltpgtampnbspltpgt ltulgt ltligtcategory fluorescent tubesltligt ltligttype circular fluoresc