This ETC Source Four 750 19 Degree Ellipsoidal light comes with a Stage Pin and C-Clamp. However, it does not include a bulb.

Using this ETC Source Four 750 19 Degree Ellipsoidal light is easy. First, attach it securely using the provided Stage Pin and C - Clamp. Then, install a suitable bulb (not included) into the fixture. When using, make sure the power supply is stable. As for maintenance, keep the light clean by gently wiping it with a dry cloth. Avoid using harsh chemicals as they may damage the surface. Also, check the connections regularly to ensure a safe and proper operation.