This projector lamp is a high-quality product from the trusted GE brand. It is compatible with various brands such as 3M, Viewmaster, Telastory, Singer, Coe, Sawyer, Graflex, and F and B. The lamp bulb has a voltage of 120V and a power of 100W, making it perfect for slide and movie projection. It is also suitable for film photography and cameras. This product is a reliable choice for your projection needs.