Amazon has the Charmast 10,400mAh USB-C Power Bank (W1040P) for $26.99 - 10% off coupon (Clip extra savings coupon) - $7 off with coupon 2COPPVHO (Ends 12/15) = $17.27 with free shipping. It features three inputs types (USB-C, microUSB, and Lightning) and USB-C and USB-A outputs.
Has excellent Amazon Reviews.
Ends 12/31. Amazon has the Qicent Surge Protector with USB Charging Hub Dock Station for $25 - $10 off with coupon G24ZNGWG = $15 with free shipping. Features five smart charging ports, two standard AC outlets, and surge protection.
Amazon has the Anker 10W Qi-Certified Wireless Charging Pad (AK-A2503011) for $13 with free shipping. List price: $24. Has good Amazon Reviews.