Keeps water in your spa, swimming pool, or hot tub fresh and clean using a high-output sanitizing system. Reduces chlorine usage by 60-90% while providing the natural purifying benefits of ozone for spa and hot tub water. Saves money on chemicals, eliminates odors, and features easy installation. Mounts to the interior wall of your spa, hot tub, or similar location. Includes ozone generator, ozone supply tubing, check valve, and amp connector. EU plug included. Specifications: Note: This product does not include a built-in air pump and requires connection to an external jet device. Material: Plastic, PVC Color: Black Size: 160x127x70mm / 6.30x5x2.76 inches Input Voltage: AC 100V–240V / 50–60Hz Ozone Output Capacity: 50–300mg/hr Package Includes: 1 x Ozone Generator 1 x 1m PVC Tube 1 x Check Valve 1 x Amp Connector Note: Due to differences in lighting and screen settings, the item's color may vary slightly from the images. Slight dimensional variations may occur due to manual measurement.