●High Brightness: High brightness LED lamp beads with bright colors and high recognition ●DURABLE METAL MATERIAL: These LED indicator lights are made of high strength metal material, waterproof, dustproof and corrosion resistant ●Easy installation: wire connection, more convenient ●5 PCS/SET: Each set includes 5 colors of lamps to suit your different needs ●Wide application: Wide range of usage temperature range, suitable for many scenarios