7W GX53 Mains voltage compact fluorescent lamp with built in. electronic control gear. Low running temperature and energy efficient compared to. incandescent and halogen under cabinet lighting. Ideal for use in home or office, under kitchen cabinets, shelves,. display cabinets, bookcases, etc.. Energy efficient, long lasting lamp with a choice of colour. temperatures (2700°K – Warm white or 4000°K -white). Delivers 31 Lumens per Watt. Energy saving rating B. Average lamp life 8,000 hours (lasts up to eight times as long as an incandescent lamp). Non-dimmable. If used with occupancy sensors these should be set to a 20 minute minimum.