(Case of 40) F54T5 / 850 / HO / ALTO - 4 ft. - 54 Watt - T5 High Output - 5000K - Philips 135103 (Case of 40) F54T5 / 850 / HO / ALTO - 4 ft. - 54 Watt - T5 High Output - 5000K - Philips 135103