U Power | moiz.no

U Power
Pure DC output Audiophile Battery power supply unit. Pure DC power is the best power source for the Hi End.

The Battery pack has two outputs 2.5mm DC jacket: 7.5V DC output and USB A: 5V DC output (through linear regulator). The product is based around High quality Sanyo Li-Ion battery. Efficiency is rated at 2600mA/hr. Included special design for isolated protect circuitry for two Li-ion batteries. A built in Low battery indicator is incorporated. The unit is housed in aluminum-milled casing.

diagram

Is mobile power a real DC output power supply unit?
No, DC to DC up converter is a kind of switching power supply. The 5V you used from the mobile power is switching.

U power diagram
U power is pure DC power supply unit.