... 28-38VCurrent: 900mAWaterproofAdvantages:1. low noise, safety features.2.With high efficiency, low consumption, stable chip to achieve energy saving, ... , overvoltage, short circuit, over current protection, to ensure the supply security.5.Wide voltage input.Our Service1.We have our ... products for better maintenance, we still continue to develop high-tech products, We have our own patented products.2. ...