THIS IS 4G SET.The compact and affordable EF-S 55-250mm f/4-5.6 IS offers powerful telephoto performance. Its 4-stop Image Stabilizer with automatic panning detection effectively suppresses blur in low light. The EF-S 55-250mm f/4-5.6 IS a telephoto zoom lens combining powerful performance with high image quality. With a focal length equivalent of 88-400mm in 35mm format, it is ideal for photographers seeking an affordable, versatile lens for general-purpose telephoto photography. To combat the effects of camera shake, the EF-S 55-250mm f/4-5.6 IS incorporates Canon’s latest 4-stop compensation Image Stabilizer technology. This allows the use of shutter speeds up to 4 times slower with no perceptible increase in image blur. Automatic panning detection automatically turns off the Image Stabilizer in either the horizontal or vertical direction when following moving subjects. The EF-S 55-250mm f/4-5.6 IS employs a Canon UD (Ultra-low Dispersion) lens element to suppress the effects of secondary chromatic aberrations – for crisp, sharp, high-contrast images without fringing throughout the zoom range.