RCBS makes cleaning cases even easier with the Ultrasonic Case Cleaner 2. The Ultrasonic Case Cleaner 2 is larger - nearly 100percent larger. The 6.3 quart capacity is twice as big. The LCD is easily programmable, and the timer can be set for up to 30 minutes of continuous cleaning. The Ultrasonic Case Cleaner 2 delivers clean brass in a sort amount of time.