Features: Fit for single color 1W 3W power LED chips.Easy welding, fast heat transfer, good thermal conductivity.Only included aluminum board, chips are not included.Widely used in the replacement of ceiling light, downlight, spotlight, flashlights, stage lights, etc.Specifications: Material: AluminumColor: BlackDiameter: 20mm / 0.79"Thickness:1.2mm / 0.05"Package Contents:50Pcs x Aluminum Board.
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