1) Working voltage 12V DC/ /0.96W 2) Professionally designed to be fully waterproof, IP67 3) Size: 35 (L) X 35(W) X 4(H)mm, 4PCS Super bright TRI-CHIP SMD5050 4) Beam angle 160 degree 5) Energy efficient, major reduction in power costs 6) Long service life, virtually no maintenance during lifetime 7) Low heat, high brightness, works well under harsh conditions 8) With mounting holes and 3M adhesive tape on the back for convenient mounting 9) Full range of colors Red, Amber, Blue, Green, White 10) Solid-State, High Shock Vibration Resistant Applications 1) Channel Letters Backlighting 2) Advertisement Signs Backlighting 3) Advertisement Light Boxes Backlighting 20pcs per chain, 1000pcs per carton