1全电压自动跟踪,用户不必自己调整或设定,使用方便
2全程噪声过滤,不影响电网和干扰其他设备。
3有完全故障保护,安装使用均非常安全
1 full voltage automatically tracks the user does not have to make their own adjustments or settings, easy to use.
2 full noise filtering does not affect the power and interference with other devices.
3 has full fault protection, install and use are very safe.