... capacity test, aging test, high humidity test and low voltage test.Features: 1. This power supply has 3 items, including BV ... FYS-200W, BV-12-FYS-350W. Input voltage 170-250V, output 12V.2. This power supply distinguishes itself as performance, reliabilty, cost, ... of LED power supply obviously improved the cost of LEDs changing and maintenance, especially in the very high buildings.2. Our power supply ...