Every 12V DC adapter at Merryking Electronics is value-engineered using current technology and best production practices. We realize the adapters need to be cost effective and meet global safety standards, so we use the best raw materials, incorporate advanced methods, and improve the adapters with ongoing input from both the R&D and production teams. We manufacture over 1 million power adapters annually and do our best to be environmentally responsible while doing so. Customer satisfaction and quality, as seen and felt, is our focus at Merryking Electronics. You will appreciate the quality the very first time you use our 12V DC adapters.