Product description Higher Power for Raspberry Pi Maximum output power of this board is 5V 4.5A, which is sufficient to power the Raspberry Pi and other peripherals that are connected to it. Compact Size The overall size is 65×56×16mm, also equipped with a 20*20*10mm brushless fan and an aluminum heatsink 28*14*6mm. Compatibility Compatible with all UCTRONICS Racks without PoE function.