ATC via Amazon offers the Lumsing 10,050mAh Portable Battery Bank
in Gold, Black, or Silver, model no. 206-1008-105, for $13.99. Coupon code "LUM10050" cuts that to $9.99
. Plus, Prime members bag free shipping
. (Non-members can spend $49 or more to qualify for free shipping; otherwise, it costs an extra $6.40.) That's tied with our May mention and the lowest total price we could find by $14. It features two USB output ports and micro-USB input port and is compatible with a range of iPhones, Android phones, and tablet devices. Deal ends January 22.