... 1.LED aluminium pcb 1W 2.size: 20*20*1.6mm, copper 1oz 3.black soldermask, white legend 4.osp/hasl hexagon 1. LED ... 20*20*1.6mm, copper 1oz3.black soldermask, white legend4.1w led pcb board5.osp/hal Sanny Capacity of aluminum base pcb ... 0.8 1.0 1.2 1.5 2.0 3.0 3.2 (mm) 09ShapingDie Punching, CNC Route, CNC V ... Minimum Letter Height0.8mm20Letter Colorwhite, black, blue, yellow, red LED aluminium pcb 1W