1) Input: 5V/2A 9V/1.8A2) Output: 10W(Compatible with 7.5W and 5W)3) Interface: Micro USB4) Product Size: 90*13mm5) Material: ABS PC plastic6) Accessories: 1.2M A to Micro B cord7) Certification: CE, RoHS, FCC, ETL, RCM8) Standby Power Consumption: 0.05W 9) Conversion efficiency: 72%(Max)