Features:It is designed with a sponge filter,it can filtrate and purify the water. Keep the fish tank water clean and decrease the algae growing.The sponge filter is detachable,you can replace it easily,or take it out for cleaning.Suitable for different type of tank,such as freshwater fish tank,sea water aquarium or amphibian tank.Submersible pumps can be used for multiple purposes such as pumping water, add oxygen, and filtering.Specification: Type:AP-300L/AP-600L/AP-1000LPower:3W/4W/8WFunction:,filter,pump water,add oxygenPlug:EU PlugSize: AP-300L: 12.4*3.4*2.7CM, AP-600L: 13.4*3.8*2.8CM, AP-1000L: 17.1*4*4.6CMMaterial: ABSPower: AP-300L:3W, AP-600L:4W, AP-1000L:8WFlow: AP-300L: 200L/H, AP-600L: 300L/H, AP-1000L: 600L/HNote: Only suitable for working in water. Package:1 * Submersible Water Filter Pump Q: How to deliver goods?Discreet package?A: discreet package to protect your privacy.A: packaging without any pictures and words about sex.only you know what's inside it.Q: Production Material Safety?A: All products are 100% brand new, workable and checked carefully before sending out.Q: Do dropshipping ?A: Yes,we do.If you have any question please contact us.Q: When is the parcel sent?A: We will send out order within 5 workdays. The delivery time will vary according to different countries and will be affected by weather, public holidays and so on. If order doesn't received in declare time, please contact us.Q: How about refundA: Full refund if the item does not match the description or defective.If there are any other problems , Click on Help