Below are some features of the Smoke Shark Evacuator:

• Lightweight and Quiet: the Bovie smoke evacuator system has a compact design that simplifies work, storage, and stacking. The ultra-quiet design provides the same excellent performance with less noise.
• Promotes safety: The Smoke Shark II reduces exposure to smoke during electrosurgical operations and increases the safety of objects while simultaneously reducing the risk of injury. Smoke Shark smoke evacuator meets standards -3 and RoHS.
• FILTER and FOOT PEDAL, NOT INCLUDED
  
• Versatile and durable: Extended lifetime offers 35 hours of performance when used with the lowest setting. The covered 3-port filter design accommodates a variety of tubing sizes (1/4″, 3/8″, and 7/8″) providing versatility in procedure and accessory setup.

Does not come with filter.