1. ADVANCED TECHNOLOGY: Fish tank generator uses ionisation technology to produce to clean the fish tank cover, break down nitrites and restore clarity to the water.2. CONNECTION TO AIR PUMP: Aquarium generator cannot be used in water, it needs to be used in conjunction with an air pump, a hose connection is sufficient.3. DECONTAMINATION: Fish tank air water ozonator releases high concentrations of active oxygen every minute, actively decomposing odours, formaldehyde, nitrite and other harmful substances, quickly solving pollutants from .4. EASY TO USE: Aquarium generator can be used continuously and can be switched off if the water is clear and started on again when the water quality deteriorates.5. NOTE: Aquarium generator continuously maintains the water quality in the tank. It is recommended for ventilation and can be adjusted for use according to water quality.ADJUSTABLE: Water quality is generally adjusted to a middle value of 5. To avoid water backing up in the tank, it is recommended to place the ozonator 7.9 inches above the tank level.Item Type:Aquarium GeneratorUse:Aquarium Machine Air Pump, Water Purification, Algae Removal Machine.Rated Power:6WQuantity:120MGRated Power:3WMaximum Air Volume:3L/MinPlug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on.Voltage:AC 220VColour:BlackMaterial:PlasticPackage Contents:1 x Aquarium Generator1 x HoseOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.