... 99%99%99% Power factor99%99%99%99% Applications:Schools, Universities, Colleges, Shops, Underground Car Parks, Nursing Homes, Hospitals, Warehouses, Offices ... no needed tube replacement over years, no additional cost of replacement tubes, up to 60%-70% savings, no maintance ... appearance as quality, no Mercury inside: allows the use of lighting when mercury contamination is not an option, shatter-proof ...