... 3.Do 5050,3528,335SMD LED Light Source 4.Factory direct sale waterproof 3528 LED solar Module Specifications1.Lighting source ... : 3528 SMD LED 2.Quantity of LED: 2 pcs3.Operating voltage ... landscape, and architectural lighting 2.Channel-letter backlights, signboard, sign and decoration, and more high 3.luminance efficiency and ...