This Generator Is Designed For Hot Tubs And Swim Spas, Produces A Pure Form Of Chlorine By Electrolysis Of Natural Salt, And Effectively Sanitizes The Water. You Have The Flexibility To Set The Daily Operation Time According To Your Specific Needs. Whether You Use Your Hot Tub Frequently Or Just Occasionally, You Can Optimize The Generator'S Running Time To Ensure Efficient Chlorine Production While Saving Energy. It Is Easy To Install. There Is No Need For A Complicated Installation Process. Even Beginners Can Quickly Install And Use The Saltwater Chlorine Generator On Their Hot Tubs. Made Of High - Quality Corrosion - Resistant Materials, This Saltwater Chlorine Generator For Hot Tubs Can Work Stably In A Saltwater Environment. It Is Suitable For Hot Tubs Of Different Capacities Of Less Than 2000 Gallons, Has A Long Service Life, And Reduces The Trouble Of Equipment Replacement. The Chlorine Output Is Controlled By The Adjustment Of The Timer Of The Power Supply. The Timer Regulates The Hours Per Day Of The Amount Of "On" Time The System Requires To Maintain The Chlorine Residuals As Required. Plug Type:US Plug, it applies to Canada, India, Mexico, Thailand, Taiwan, the United States, the Philippines and so on. Voltage:AC110V Color:Blue Material:ABS+Metal Package Contents: 1Set * Hot Tub Salt System Conversion kit