【Product parameters】Input: AC 110-120V, 50-60Hz / Output: DC 4V 1A / Power cord: 5 feet
【Safety】Tested, approved and certified by FCC, CE and ROHS, and designed with safeguard features against short circuiting, overvoltage, overcurrent, and internal overheating.
【Compatibility】This power adapter designed for Wahl 5-Star 8164 / 8163 Shaver, Wahl 8591-016 / 8591-018 / 8148 / 8504 Electric Cordless Clipper.
【Durable】The plug of this adapter designed with solid hardware pins, is more more durable and safer.
【Service】30 days money back guarantee, 24 months exchange. Please contact us with any questions or concerns.