1, Adopt original 2510 rectifier, with small size, easy to carry and store, convenient to use and with good performance. 2, Using high-quality 1,6mm thick PCB double-sided board, 2,0 oz copper thickness. 3, The whole process of spraying tin ensures good passing performance of large and small currents. 4, The main filter capacitor adopts a capacitor of 10000UF x 4/50V to ensure strong and continuous power support. 5, Strict quality control and quality assurance, high safety factor, can be used with peace of mind.