NEC NP16LP-UM, 170 W, 5000 h, NEC, UM280X, UM280Xi, UM280W, UM280Wi NEC NP16LP-UM. Bulb power: 170 W, Service life of lamp: 5000 h, Service life of lamp (economic mode): 8000 h, Brand compatibility: NEC, Compatibility: UM280X, UM280Xi, UM280W, UM280Wi