The Godox SZL2 Zoom Lens is designed for use with the KNOWLED MS60Bi and MS60R Compact LED Lights, It attaches to the front of your MS60-Series light and enables you to project beam angles of between 15° and 30° to give you more flexibility with your lighting. Adjustable Beam Angle The SZL zoom lens enables you to vary the angle of the light beam anywhere between 15° and 30°, perfect for when you need a tighter beam to illuminate or emphasise certain parts of the set. It is also great for producing a spotlight effect. The Godox SZL2 Zoom Lens is perfect for photographers or videographers, looking for a quick, simple optical modifier that allows them to control the spread of the light beam.