Cover Control Adapter Kit for Evolution Series They don"t dominate a kitchen like a massive refrigerator. They don"t feature elaborate control panels like a microwave oven. But InSinkErator food waste disposers take their rightful place of honor in kitchens around the world. Day after day, perhaps more often than any other appliance, they bring convenience and practicality to everyone in the home. The InSinkErator Evolution Cover Control Adaptor converts any Evolution Series disposer to magnetic CoverStart activation. The disposer operation is automatically activated with a 90° twist of the magnetic stopper. InSinkErator will only warranty the Cover Control Adaptor when it"s installed on Evolution Series disposers