Woot has Baseus Picogo 10000mAh 45W 3-Output Portable Charger Fast Charging External Battery Pack w/ Built-in USB-C Cable (Black) on sale for $17.99. Shipping is free w/ Amazon Prime or is otherwise a flat $6 per order.

Thanks to Deal Hunter jk6812 for finding this deal.

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Product Details:

• 45W output
• PPS/PD QC Fast Charging
• Features an LED digital display that shows the remaining battery power & charging power,
• 10000mAh Capacity
• Simultaneous 3-Device Charge : Baseus portable phone charger equipped with two 45W PD USB-C port and one 22.5W QC USB-A port to ensure you can charge up to 3 devices at the same time.