1 LED strap/tube 2 available for PCB board for 4mm,5mm,8mm,10mm,12mm,15mm,18mm of light 3 silicon rubber matierial ... for the 4MM, 5MM, 8MM ,10MM, 12MM ,15MM ,18MM of Light Features1. Products comply with the EU ROHS Directive, FAD certification ... : customized specifications as per customer requirements size clear SMD3528 LED strap by silicone