Apollo 11 Digital Spa Controller /Spa Pack / Spa Control Syrtem 2 Pumps, Blower, Circ Pump, Ozone, Fiber Optic Light. 12V Light with Heater Standard 15" 120/240V stainless steel flow-thru heater Digital illuminated LCD display with 3 heat modes Controls 2Sp Pump 1 / 1 Sp. Pump 2 / Blower or 1 Sp. Pump 3 /Circ. Pump / Fiber Optic or 12V light / Ozonater Independently tested and certified to comply with UL Standard 1563 1 year warranty