Glo-shine 100 pcs Mounting Bracket for 12mm wide led strip light, Fixing Clip-One Side Fixing,Screws included (Hollow Distance 12.9mm) 100 pcs in package.Easy to fix by one screw,fixing tightly(screw included) Hollow Distance 12.9mm (Ideal for strip width 12mm). Hollow Height 1mm(Non-waterproof strip light only) Width 4mm.Suitable for strip lights LED quantity 30/60/120/300PCS per meter High Temperature Resistance. Working Temperature:-30degree to 90degree Safe and secure to hold the strip light