Pool Size – Above Ground or In Ground Up To 20,000 Gallons Input – 115 VAC, 50/60 Hz, 1.5 AMPS || 230 VAC, 50/60 Hz, 0.75 AMPS Output – 20 VDC @ 3 AMPS Chlorine Production – 0.4 lbs. / day || 8 grams / hour