Professional in designing and manufacturing a wide selection(100-240V input,1W-240W output) of universal power adapters, battery charger and open frame power supply. Comply with DOE VI and ERP VI standards. More than 300 world-renowned companies source from us. ISO9001:2015-certificated 10,000 square meter factory, producing 3 million units monthly 10-to 20-day lead times. International certificates like UL FCC CE EMC... Mature supply chain.