This ETC Source Four 750 Ellipsoidal Light comes with a bulb and a stage pin. A notable feature is that it doesn't include a C - clamp. This setup offers flexibility for users to choose their own clamping options.

To use this ETC Source Four 750 Ellipsoidal Light, first, make sure you have a compatible bulb and insert it properly. Connect the stage pin to the appropriate power source. Since it doesn't come with a C - clamp, you'll need to find a suitable way to mount it. When handling the light, be careful not to touch the bulb with bare hands as the oils can reduce its lifespan. For maintenance, regularly check the bulb for signs of wear and replace it when necessary. Also, keep the light clean by gently wiping it with a soft, dry cloth.