INIU Portable Charger: was $29 now $17 @ Amazon The INIU 10000mAh Portable Charger is our top pick for the best power bank you can buy right now. Combining its compacr size, 10,000 mAh battery capacity, and two USB-A ports, it's the portable charger for anyone that needs on-the-go power.

The second Prime Day event of the year, dubbed Prime Big Deal Days, is around the corner. It officially kicks off Oct. 8, but in the typical Amazon fashion, there are already plenty of deals to shop — especially on Samsung Galaxy products.

October Prime Day is a members-only sale event run by Amazon in which the online retailer has thousands of sales on its site that are exclusively available to those with an active Prime members. October Prime Day will last two full days.