Amazon offers the well-reviewed AUKEY 6 Port USB Charger for under $20 when you use promo code PRGJ9UIH at checkout.
$20 (56% Off) Aukey 6-Port USB Charger
This is a great portable charger for someone who finds themselves always looking for an extra USB port so that they can charge up their tablets, phones, and whatever else uses a USB-A port.
What’s great is that each port can put out up to 2.4 amps meaning you won’t sacrifice charging speed when using this hub. Pretty cool, right?
Just be sure to use promo code PRGJ9UIH at checkout to get this for just under $20.