5V E-book Reader Power adapter 1.UL/CUL,PSE,GS,BS,CE, ... 2.Low price and reliability 3.High efficiency 5V E-book Reader Power adapter Detailed description 1)input voltage: AC 100 ... -240V 50/60HZ2)range voltage: AC 90-264V 47/63HZ Safety Approvals UL/CUL, PSE, GS, BS, CE, CB, FCC, and ... burning test6. Installed with EMI filter ,minimum wave 5V E-book Reader Power adapter