... consumption, energy saving, long lifespan etc. We have 3 kinds of Beam Angle: 30°, 50°, 60° which are available for different ... decline is less than 5 ‰. It is applied in illuminating of car showing, jewellery, top-grade dress selling, shopping window and ... lights can be wired in parallel connection within the rated wattage of power supply then all the down lights can work separately ...