Silent operating, effectively increases air for your aquarium with water filter. Easy to partner with any square aquarium tank - external by hanging up. Functions as water pump, waterfall maker, oxygen setup pump, and filter (with aquarium filter system material). Anti-mistake suction sleeve for miniature fish: lengthening adapter to prevent suction of small fish. Waterflow can be adjusted via control valve to regulate water output according to tank size needs. Plug Type: EU Plug, applies to Indonesia, Germany, France, Spain, Italy and so on. Voltage: AC220V Material: Plastic Color: As shown Package Contents: 1 x mini aquarium filter Only 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.