* 3 x USB-A 2.0 Port to support external USB device
* 1 x UPS-C Port to power in
==How to Power==
Power via USB C 5V In port of X303
Power supply requirement: 5Vdc +/-5% , ≥3A
==How to Cool==
Recommend to use with Geekworm [[C296]] aluminum heatsink for Raspberry Pi Zero 2 W.
[[C296]] also compatible with raspberry pi zero w by using thermal pads of different thicknesses, thermal pads for raspberry pi zero w is not included.
==Packing List==
* 1 x X303 V1.1 Expansion Shield
* 4 x CM2.5*5mm Screws
==User Manual==