Usage: the product may be used widely in the fields of electroplating, electrolysis, oxidation and ... Usage: the product may be used widely in the fields of electroplating, electrolysis, oxidation and other situations ... can be increased under harsh environment10)has RS-485,A/H,TIMER.AMP/hour meter as order.Specifications: ... , 12V, 15V, 18V, 24V, 36V, optional selection Switching Power Supply