This ETC Source Four ellipsoidal light comes with a stage pin plug and a bulb. Note that a C-clamp is not included.

Using this ETC Source Four light is easy. First, connect the stage pin plug to a suitable power source. Then, insert the provided bulb if it's not already in place. When positioning the light, remember it doesn't come with a C - clamp, so you'll need to use your own mounting method. As for maintenance, keep the light clean by gently wiping it with a soft, dry cloth. Avoid using harsh chemicals. Check the bulb regularly for signs of wear and replace it when it starts to dim. Also, make sure the power source is turned off before any maintenance work to stay safe.