This ETC Source Four Jr ellipsoidal light comes with a bulb and a stage pin. It's a great choice for stage lighting. Note that it does not include a C - clamp.

Using this ETC Source Four Jr ellipsoidal light is easy. First, find a suitable location on the stage and insert the stage pin into the appropriate spot. Then, install the provided bulb. When using, make sure the power supply is stable. As for maintenance, regularly check the bulb for any signs of damage or dimming. If the light seems less bright, it might be time to replace the bulb. Remember, this light doesn't come with a C - clamp, so you'll need to source one separately if you need it.