Differences from the DM-1:

Includes protective carrying case for safe transport

pool and spa pH regulation

Clean water storage: Filtered water collects in the lower stainless steel chamber

easy set up

Milwaukee MC720 PRO pH Controller and Pump Kit - Automated pH Monitoring & Dosing 810666009602 Differences from the DM-1:Milwaukee MC720 PRO pH Controller and Pump Kit Professional Automated pH Control The Milwaukee MC720 PRO pH Controller and Pump Kit is a complete, professional grade system for automated pH monitoring and adjustment in aquariums, hydroponics, pools, and water treatment applications. This integrated kit combines a precision pH controller with a dosing pump, delivering continuous pH monitoring and automatic chemical dosing to maintain optimal water