Features3000 to 35000 ppm Salt (can be used in salt water)Low salt disables output Electronic flow sensor and fault light User friendly interface: LED indicator lights and touch pad controls Fully automatic operation Best high salt level regulating device available (Switch Mode) Fully weather protected SuperChlor mode for boosting chlorine levels during peak times Easy installation to new and existing pools Reliable and durable for long lasting performance Reliable time clock with back-up timer optional Adjustable cleaning cycle Union connections for easy cell exchange High grade U.V. stabilized plastic control unit Low heat generation Environmentally friendlyChlorine ProductionChlorine Output: 45 grams/hr; 360 grams/8hr Sodium Hypochloride Equiv: 69 grams/hr; 552 grams/8hr