1100% brand new and high quality 2This power supply is an isolated module power supply with temperature protection, over-current protection and short-circuit protection. 3High and low voltage isolation,AC220v wide voltage input, precise and stable DC12V output 4Compact size, stable performance, high cost performance 5High conversion rate, low heat Features: 100% brand new and high quality This power supply is an isolated module power supply with temperature protection, over-current protection and short-circuit protection. High and low voltage isolation,AC220v wide voltage input, Precise and stable DC12V output Compact size, stable performance, high cost performance High conversion rate, low heat Specification: Input voltage: AC220v, 50/60hz Output voltage: DC12V Working current: 400mA Peak current: 450mA Power: 4.5 W Weight: Approx.11g/0.4oz Package list: 1 x Buck module Note:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.