This product is a power adapter, its specification that meets industry standards. The input voltage is AC 100-240V 50/60Hz, while the output voltage is 12V 1.5A (1500mA), ensuring efficient charging and optimal performance for your massage devices. The ac power cord has been customized to work perfectly with most massagers in Comfier, making it a versatile option that can be used with multiple devices. With a maximum output of 1.5A, it can handle a wide range of current requirements, from 50ma to 1500mA and beyond. It has a 1.8-meter long cable.The Comfier ac power adapter offers flexibility in use, enabling comfortable charging of devices even when the power source is far away.