This ETC Source Four Jr ellipsoidal light comes with an Edison plug and a bulb, but without a C-clamp. It offers great lighting performance for various settings.

Using this ETC Source Four Jr ellipsoidal light is easy. First, find a suitable place to install it. Connect the light to a power source with the Edison plug. Then, turn on the power and enjoy the light. Remember, this product doesn't come with a C - clamp, so you may need to get one if you need to clamp it in place. For maintenance, make sure to turn off the power before cleaning. Use a soft, dry cloth to wipe the surface of the light. If the bulb burns out, replace it with a compatible one. Also, keep the light away from water and excessive heat to ensure its long - term performance.