Treedix Lithium Battery Expansion Board 5V Mobile Power Module Compatible with Raspberry Pi 3B/3B+/4B/Zero W This product needs to be

This product needs to be soldered and assembled by yourself after purchase

IR Receiver Module

2pcs*4mm Banana Jack Socket adapter(black)

ensuring high and low frequency signal distortion

Treedix Lithium Battery Expansion Board 5V Mobile Power Module Compatible with Raspberry Pi 3B/3B+/4B/Zero W This product needs to beFeatures: Onboard SW6106 power management chip, supports two way fast charging, supports multiple fast charging protocols such as PD QC FCP PE SFCP. Onboard lithium battery protection circuit with anti reverse connection, anti overcharge, anti overdischarge, anti overcurrent and short circuit protection functions. Onboard fast charge, warning and power indicator lights, easy to check the working status of the board and battery. Compatible with