Portable Oxygen Hydrogen Flame Generator Acrylic Polishing Machine Welder Flame Polisher Polishing Machine H160 75L -US Stock In US Stock, Ship out in the same Business day!!! Quality Guaranteed!!! Limited Quantity, Be Quick!!! Take water (Distilled water and pure water) as fuel; "low working voltage, cut off automatically beyond the set voltage" design; Improved model from APM-H60; Its electrolysis adopts series and parallel compound technique. Note: Please clean the new machine when using it for the first time. Cleaning method: put the electrolyte into the machine, take out the electrolyte after running for 3-5 hours, and then add the electrolyte again. Tips: Electrolyte powder (NaOH or KOH) is forbidden by express company, so we could not put it into the package.