BTI - Projector lamp - SHP - 275 Watt - 3000 hour(s) - for SMARTBOARD 600I2 UNIFI 45, 660I2 UNIFI 45, 680I UNIFI 45, 680I2 UNIFI 45, SB20, TLPLSB20, UF45, UNIFI 45, TOSHIBA TDP-EW25, TDP-EW25U, TDP-EX20, TDP-EX20U, TDP-EX21, TDP-SB20, TDP-ST20, TLP-LW15