YKS DC/DC Converter 12V Step Down to 5V 3A Power Supply Module for RC Plane FPV UBEC voltage converter to create 5V ouput voltage from 2-6S battery pack input voltage. The UBEC is ideal to provide FPV cameras and GoPro brushless gimbals with a constant 5V voltage. All epoxy sealed containers with Waterproof Housing; Non-isolated High efficiency: &gt;96%; Reliable, low heat dissipation max. 40 ; With overload / over-current / over / low voltage protection, stable performance. Light compact, convenient to use and transport; Auto recovery