Sailwider-Smartpower' s uni-directional ( 1-way) electricity energy saving monitor is for monitoring purpose with low cost. It provides real-time, prompt and convenient feedback on electrical energy....
We are a professional company integrated with R & D, manufacturing and service. Our factory is ISO9001: 2000 certified and has an area of 20, 000 square meters with more than 500 staff. We own well....