AutoPilot DIG-220 Power Supply, AutoPilot, Digital, 220vPool Pilot Digital Power Supply The most reliable and user friendly chlorine generator unit available. With microprocessor controls, digital read-out of pool water temperature, current salt level, purifier production level, soft reverse cell cleaning cycle and boost cycle, the Pool Pilot® Digital is a technologically advanced unit. The easy-to-read digital readout on this in-line unit even tells you how much salt to add should it run low. The Pool Pilot® Digital has a patented temperature compensation feature that actually adjusts chlorine production according to the demands of the water temperature and operates in water temperatures up to 104°F. It can purify pools up to 80,000 gallons. To make a complete system, must be purchased with a patented bypass manifold: PPM1, PPM3, PPM4 or PPM5. 220V standard, can be converted to 110V California Residents WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov