5v, 600ma Adaptor all the components used in this device are imported. The circuit board has the functions of overvoltage, overcurrent, and short circuit protection. It has sufficient output power. It has high precision of output voltage. It Is suitable for TP-LINK Router. This type of adapter is highly efficient and low in consumption too. It has good insulation and high electric strength too. Its operating temperature is very low and long service life too. It is compatible with the modem.