Product Description:* Mechanical compatibility with direct mounting of the SMD products to the LED cooler and thermal performance matching the lumen packages.* For flood light,street light and high bay designs from 3,600 to 9,000 lumen.* Thermal resistance range Rth 0.7°C/W.* Product size: L190-W70-H50mm- Standard width 70mm , Other widths on request.* Extruded from highly conductive aluminium for optimal thermal performance (AL6063-T5),aluminium 6063-T5 thermal conductivity is higher than ACD12 1.5 times. * 2 standard colors - clear anodised - black anodised* Waterproof level designs from IP65 to IP67.* With the SMD products (3030 , 2835 , 5050......): Bridgelux , Cree , Edison , Citizen , LG Innotek ,Lumileds , Luminus, Lumens , Nichia , Osram , Prolight Opto , Seoul , Samsung , Sharp.