This ETC Source Four Jr ellipsoidal light comes without a bulb and C - clamp. It has an Edison plug. A key point to note is that neither the bulb nor the C - clamp is included with this product.

Using this ETC Source Four Jr ellipsoidal light is straightforward. First, find a suitable power outlet for the Edison plug and connect the light. Since there's no bulb included, you'll need to buy one that fits the 575 - watt specification and the fixture. When installing the bulb, make sure the power is off to avoid any electrical hazards. As for the C - clamp, if you need to mount the light, you'll have to get one separately. For maintenance, keep the light clean by gently wiping it with a dry cloth. Avoid using harsh chemicals as they may damage the fixture. When not in use, store it in a dry place to prevent any moisture - related issues.