It is a 12W DC USP Module
The four-in-one motherboard supports input reverse connection protection, supports no battery operation, automatically stops charging when fully charged, battery discharge protection, automatic adjustment of charging current, microsecond switching speed and other functions.
It uses switched UPS modules with high efficiency and low self-loss. Fully automatic stop, long battery life.
It supports input reverse connection protection, output short circuit protection, overcharge and overdischarge protection, and chip overheat protection.
It supports adjustable output voltage and adjustable charging current.
It supports instant seamless switching.
It supports wide input voltage.