For all orders exceeding a value of 100USD shipping is offered for free.

Returns will be accepted for up to 10 days of Customer’s receipt or tracking number on unworn items. You, as a Customer, are obliged to inform us via email before you return the item.

Otherwise, standard shipping charges apply. Check out our delivery Terms & Conditions for more details.

? [New Filtration System] A new filtration system combines fish tank filter and aquarium ozone generator(Note the ozone generator cannot be used alone).

? [Easy to Use] Aquarium ozonizer can be used continuously turning it off if the water is clear and turning it back on when the water deteriorates. Continuously and effectively maintain the water quality in the fish tank.

? [How to set up] Fish tank ozone generator can't use in water. To prevent the backflow of water from the aquarium filter from burning out the ozone generator.

?[Fish Tank Water Treatment] Effectively remove water quality problems such as green water, yellow water, and cloudy water in the fish tank.

?[Application] TCE-900C ozone machine ozone emissions control range is 5-50mg/h. Suitable for 50~150L saltwater or fresh water fish tanks. If you have any questions, please feel free to contact us.