{"product_id":"oukmao-usb-aquarium-internal-filter-35w","title":"OUKMAO USB Aquarium Internal Filter 3.5W – Quiet Nano Fish Tank Filter with Spray Bar \u0026 Adjustable Water Outlet","description":"\u003cdiv style=\"max-width:1100px;margin:0 auto;font-family:Arial,sans-serif;color:#1f2937;line-height:1.75;\"\u003e\n\n  \u003c!-- Section 1：左文右图 --\u003e\n  \u003cdiv style=\"display:flex;align-items:center;gap:50px;padding:45px 0;border-bottom:1px solid #ececec;flex-wrap:wrap;\"\u003e\n\n    \u003cdiv style=\"flex:1;min-width:320px;\"\u003e\n      \u003ch2 style=\"font-size:32px;margin:0 0 18px;\"\u003eWhy You'll Love It\u003c\/h2\u003e\n\n      \u003cp\u003e\n        Keep your aquarium water filtered, circulated and oxygenated with the OUKMAO\n        3.5W USB Aquarium Internal Filter. Its compact three-in-one design combines\n        filtration, water circulation and aeration without taking up excessive tank\n        space.\n      \u003c\/p\u003e\n\n      \u003cul style=\"padding-left:22px;\"\u003e\n        \u003cli\u003e\n          \u003cstrong\u003eThree-in-one aquarium care:\u003c\/strong\u003e\n          Combines filtration, water circulation and aeration in one compact internal unit.\n        \u003c\/li\u003e\n        \u003cli\u003e\n          \u003cstrong\u003eUSB-powered convenience:\u003c\/strong\u003e\n          Connects to a compatible DC 5V USB power source for practical home or office use.\n        \u003c\/li\u003e\n        \u003cli\u003e\n          \u003cstrong\u003eQuiet daily operation:\u003c\/strong\u003e\n          Designed to provide steady water movement with reduced operating noise.\n        \u003c\/li\u003e\n        \u003cli\u003e\n          \u003cstrong\u003eAdjustable water direction:\u003c\/strong\u003e\n          Rotate the flat outlet to direct the water flow upward or downward.\n        \u003c\/li\u003e\n        \u003cli\u003e\n          \u003cstrong\u003eSpray bar included:\u003c\/strong\u003e\n          Distributes water across the surface to encourage circulation and oxygen exchange.\n        \u003c\/li\u003e\n        \u003cli\u003e\n          \u003cstrong\u003eCompact internal design:\u003c\/strong\u003e\n          Suitable for nano aquariums, shrimp tanks and small freshwater tanks.\n        \u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex:1;min-width:320px;text-align:center;\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0834\/7074\/5818\/files\/4acd59e6-e1d0-45ff-9868-ff5f26dea1f0.png?v=1785405289\" alt=\"OUKMAO 3.5W USB aquarium internal filter features\" style=\"display:block;width:100%;max-width:520px;margin:0 auto;border-radius:10px;\"\u003e\n    \u003c\/div\u003e\n\n  \u003c\/div\u003e\n\n  \u003c!-- Section 2：左图右文 --\u003e\n  \u003cdiv style=\"display:flex;align-items:center;gap:50px;padding:45px 0;border-bottom:1px solid #ececec;flex-wrap:wrap;\"\u003e\n\n    \u003cdiv style=\"flex:1;min-width:320px;text-align:center;\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0834\/7074\/5818\/files\/e3bcf126-94fa-4a57-ab1e-69bc4c189775.png?v=1785405998\" alt=\"How to install and use the aquarium internal filter\" style=\"display:block;width:100%;max-width:520px;margin:0 auto;border-radius:10px;\"\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex:1;min-width:320px;\"\u003e\n      \u003ch2 style=\"font-size:32px;margin:0 0 18px;\"\u003eHow to Use\u003c\/h2\u003e\n\n      \u003col style=\"padding-left:22px;\"\u003e\n        \u003cli\u003eRinse the filter sponge and removable parts with clean water before first use.\u003c\/li\u003e\n        \u003cli\u003eAttach the selected outlet or spray bar securely to the filter.\u003c\/li\u003e\n        \u003cli\u003eMount the filter vertically inside the aquarium.\u003c\/li\u003e\n        \u003cli\u003eMake sure the filter body is fully submerged before connecting the power.\u003c\/li\u003e\n        \u003cli\u003eConnect the USB cable to a compatible DC 5V USB power source.\u003c\/li\u003e\n        \u003cli\u003eAdjust the outlet angle and check the water flow before continuous operation.\u003c\/li\u003e\n      \u003c\/ol\u003e\n\n      \u003cdiv style=\"margin-top:22px;padding:15px 17px;background:#f3f6fb;border-left:4px solid #1658c7;border-radius:5px;\"\u003e\n        \u003cstrong\u003eInstallation tip:\u003c\/strong\u003e\n        Position the outlet near the water surface when you want stronger surface movement\n        and improved oxygen exchange.\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n\n  \u003c\/div\u003e\n\n  \u003c!-- Section 3：左文右图 --\u003e\n  \u003cdiv style=\"display:flex;align-items:center;gap:50px;padding:45px 0;flex-wrap:wrap;\"\u003e\n\n    \u003cdiv style=\"flex:1;min-width:320px;\"\u003e\n      \u003ch2 style=\"font-size:32px;margin:0 0 18px;\"\u003eCleaning and Maintenance\u003c\/h2\u003e\n\n      \u003cul style=\"padding-left:22px;\"\u003e\n        \u003cli\u003eDisconnect the USB power before removing or cleaning the filter.\u003c\/li\u003e\n        \u003cli\u003eRinse the sponge gently in removed aquarium water to help preserve beneficial bacteria.\u003c\/li\u003e\n        \u003cli\u003eRemove debris from the intake slots, outlet and impeller area when required.\u003c\/li\u003e\n        \u003cli\u003eDo not use soap, detergent or household cleaning chemicals on the filter parts.\u003c\/li\u003e\n        \u003cli\u003eClean the filter when the water flow begins to decrease.\u003c\/li\u003e\n      \u003c\/ul\u003e\n\n      \u003cdiv style=\"margin-top:22px;padding:15px 17px;background:#f3f6fb;border-left:4px solid #1658c7;border-radius:5px;\"\u003e\n        \u003cstrong\u003eImportant:\u003c\/strong\u003e\n        Operate the filter only while it is fully submerged. Keep the USB connection and\n        power source away from water. Actual flow performance may vary according to the\n        installation height, filter condition and aquarium setup.\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex:1;min-width:320px;text-align:center;\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0834\/7074\/5818\/files\/5b2b1cab-5a69-4204-a5f0-193a7faa55b4.png?v=1785406112\" alt=\"Aquarium filter cleaning and maintenance guide\" style=\"display:block;width:100%;max-width:520px;margin:0 auto;border-radius:10px;\"\u003e\n    \u003c\/div\u003e\n\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"OUKMAO","offers":[{"title":"US Plug Adapter","offer_id":48281983287514,"sku":"OUK-FILTER-35W-10","price":18.99,"currency_code":"USD","in_stock":true},{"title":"UK Plug Adapter","offer_id":48282001375450,"sku":null,"price":18.99,"currency_code":"USD","in_stock":true},{"title":"EU Plug Adapter","offer_id":48282001408218,"sku":null,"price":18.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0834\/7074\/5818\/files\/722206e0-7804-4ec9-913c-fcad08cb83c8.png?v=1785400509","url":"https:\/\/oukmao.com\/products\/oukmao-usb-aquarium-internal-filter-35w","provider":"OM Aquarium","version":"1.0","type":"link"}