This ETC Source Four Jr ellipsoidal light comes with an Edison plug and a bulb. It's a great lighting solution, but note that it does not include a C-Clamp.

To use this ETC Source Four Jr light, simply connect the Edison plug to a power source. The included bulb is ready to provide good lighting. Remember, it doesn't come with a C - Clamp, so you'll need to get one if you need to secure it. For maintenance, keep the light clean. Wipe it gently with a dry cloth regularly. Don't touch the bulb with bare hands as the oils can cause it to overheat and reduce its lifespan. When not in use, store it in a dry and cool place.