"Philips MASTER Actinic BL TL-D 15W/10 Secura Fluorescent Tube Black Light (9280 227 01003)MASTER Actinic BL TL-D 15W/10 Secura*** UPC 8718291196082 is for Carton with 25? pcs From PHILIPS ***The Philips MASTER Actinic BL TL-D Secura family combines multiple benefits in one lamp. These lamps havethe perfect spectrum for attracting insects. Also, they have virtually no UV-B output, and so are perfectly safe.Furthermore,they have the special "MASTER" coating to improve the efficiency