The CapMix Capsule Mixing Device is a practical capsule holder, which can be used with all types of 3M Mixing Capsules. Amalgam mixer with practical capsule holder. Automatic snap shut retention works effortlessly. Freely selectable mixing times (1-39 seconds). In addition to pre-stored fixed times (10 and 15 seconds), four membrane keys are freely programmable. Runs quietly and free of vibration thanks to its robust construction. Features a user-friendly and easy-to-clean membrane key board.