Hydrogen Generator CE certificate, Customized products 99.9999% purity h2 SPE/ PEM technology Own Patent, 20 years experience Type: QL-150A/ 300A/ 500A Output flow( ml/ min) : 0-150/ 310/ 510 Output pressure( Mpa) : 0.02-0.4( under stable pressure) H2 purity( % ) : > 99.9999 Input power( w) :