HAL LF single sided aluminum base PCB
Layer: single sided aluminum base PCB
Board thickness: 2.0mm 
Board material: China TOTKING
Copper thickness: 2oz 70μm
Thermal conductivity: 2.0W
Dielectric breakdown: 6000V
Thermal impedance: 0.55
Solder mask: special white color for LED
Legend/silk screen: black color 
Surface finishing: HAL LF
Application: LED lighting