Pureglare TLPLV4 Projector Lamp for Toshiba TDP-S20,TDP-S20B,TDP-S20U,TDP-S21,TDP-S21B,TDP-S21U,TDP-SW20,TDP-SW20U Ampac Audio-Video is the only authorized seller of PureGlare lamps. ?Look for Ampac Audio-Video to ensure you're buying an authentic PureGlare Lamp.? PureGlare Compatible Lamp with 150 days warranty