This daylight coloured LED T8 tube light has been coated with a foodsafe protective sleeve/coating which is IEC 61549 compliant and can also be used for long life lamps is recognisable by a green band. The sleeve encompasses both the tube and the cap (excluding the pins) making it essential for use in environments, such as food preparation or display areas, where you may be concerned about the possible costly consequences that a broken tube could cause.This retrofit 4ft LED T8 tube light bulb from Crompton Lamps replaces the mercury and other hazardous materials found in fluorescent tubes with modern LED components, making it a much safer, more reliable and more efficient alternative.The tubes linear circuit board is adorned with a series of SMD LED chips that sit within a protective, cylindrical glass shell. This use of glass - rather than plastic - prevents the tube from bending, warping or discolouring over time. Each tube carries a 2-year Lightbulbs Direct warranty as standard, alo