Features 1、PCB Double Panel: 1.6mm thick PCB double panel, sturdy and durable, long service life. 2、Large Heat Dissipation Area: Large heat dissipation area, stable operation and long running time. 3、Easy to Carry: Voltage regulator board is easy to use, good performance, small size, easy to carry and store. 4、Basic Specifications: Adopt LM317 linear voltage regulation scheme, AC maximum 20V, DC maximum 35V 5、Output Pattern: The output pattern of the voltage regulator board is adjustable at DC 1.25‑33V and can be turned off Specification Item Type: XH‑M197 Voltage Regulator Plate Material: PCB Input Picture: AC Maximum 20V, DC Maximum 35V Output Model: DC 1.25-33V Adjustable,Shutdown Output Current: Maximum 1.2A (Long Term <0.8) Output Power: 1-30W Package List 2 x Voltage Regulate Board