You are buying a lamp for projector models:
NEW projector bare lamp DT00781 for HITACHI CP-RX70 CP-X1 CP-X2 CP-X253 CP-X4 ED-X20 ED-X22 MP-J1EF

100% new compatible lamp, come with 90 days warranty; we never sell refurnished lamps or filament change lamps, buy with confidence.