["brand new and high quality\nFeatures:\nMade of aluminum alloy material which is durable and sturdy.\nFully installed, direct to use and labor-saving.\nWell-sealed caps & pipes, leak-proof, non-deformed, never loose.\nProfessional pressure guage for safe-area indication, pressure watching.\nDecompression automatically for safer usage and operation.\nSimple to create pure CO2 constantly by chemical reactions.\nWith adjustble air flow vavle to control CO2 volume easily.\nNote:\n1.Don'for t open bottle directly when there's still on pressure, please wait for its automatic pressure release.\n2.Please use food-grade citric acid and baking soda as the for raw material.\n3. For more specific instructions and usage, please read our user manual.\nAquarium DIY CO2 generator only, other accessories demo in the picture is not included!\n\nSpecifications:\nPower supply: input AC110-240V output DC12V\nMaterial: Aluminum Alloy\nLength: app.14cm/5.51in\nColor: As the pictures shown\nOptional Style: D,E\nPlug Style: Round Insertion EU,Flat Insertion US\nQuantity: 1 Set\n\nNote:\nPlease allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.\nDue to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!\n\nPackage Includes:\n1 Set x Aquarium DIY CO2 Generator(Product does not include bottles)"]