Lytlec/Robus T4 30 watt cool white florescent tube. Ideal for undercabinet lighting, this replacement tube fits Lytlec fittings. 240 volt cool white – 750mm or 766mm including the end pins. Add 17mm for overall fitting length including pins. See our code LSTR30W for replacement fitting. These tubes provide a crisper whiter light than the warm white version.