10pcs 1W High Power LED Beads Full Spectrum Pure White With 20mm Black Star for $4.4

Description: Features: *Brand new and high quality. *Low light decay high brightness. *Conductivity heat dissipation light color is good. *No flash frequency uniform light current impact resistance longer life. *With aluminum substrate: The lamp beads are welded to a 20 mm diameter aluminum substrate. *The electrode wire is made of double gold wire and the brightness and stability of lamp bead are higher than that of single gold wire. Specifications: *Part Name:LED white light beads *Material:copper *Size:About 20 x 20 x 2mm *Color:Black+White Operating voltage :3.0-3.4 (v) Power: 1W Thermal resistance :≤5 (°/W) Color rendering index :60-70 Luminous Angle :120° Luminous efficiency :90 (lm/W) Package Content: 10 x LED white light beads Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data.