E14 5 w led golf ball bulb star with very natural colour rendering of ra80this led golf ball bulb is exceptionally energy efficient compared to standard golf ball bulbs and can replace them up to 40 watts the cool white light of 4 000 kelvins is perfect for offices kitchens and is ideal for facilitating concentrated work or reading effective led technology makes the golf ball bulb a faithful light source that produces 15 000 long hours of light while also saving considerably on energy eec a