This ETC Source Four Jr ellipsoidal light comes without a bulb and C - clamp. It features an Edison plug. Known issue: it does not include a bulb or a C - clamp.

Using this ETC Source Four Jr ellipsoidal light is simple. First, find a suitable place to install it. Then, connect it to a power source using the Edison plug. Remember, you'll need to buy a bulb separately as it doesn't come with one. Also, if you want to secure it properly, you'll need to get a C - clamp. When it comes to maintenance, keep it clean by wiping it with a dry cloth regularly. Avoid using any harsh chemicals. If you notice any issues, check the connection first. If problems persist, it might be time to get professional help.