This ellipsoidal light comes with a stage pin plug and a bulb. However, it doesn't include a C - clamp.

To use this ETC Source Four 750 19 Degree ellipsoidal light, first connect the stage pin plug to a suitable power source. Then, install the provided bulb. When positioning the light, make sure it's secure but remember there's no C - clamp, so you'll need to use other methods. Keep the light away from water and excessive heat. For maintenance, regularly check the bulb for signs of wear and replace it when necessary. Clean the exterior with a soft, dry cloth to keep it looking good and functioning well.