Anker PowerCore 20K 20000mAh 15W 2-Port Power Bank

• woot! now offers Anker PowerCore 20K portable charger 20000mAh 15W dual-port, now $16.99 (list price $49.99) with promo code HELLOTEN. New customers only.
• Amazon Prime members enjoy free shipping within the United States.
• Buy >>

Editor's Pick: Out all day charging your phone, earbuds, and tablet on rotation—the 20000mAh capacity easily lasts until you're back home. The dual-port output lets you power two devices at once, and while 15W isn't the fastest, it's reliable and stays cool even during use. The matte finish gives a secure grip, and it slips neatly into your bag without taking up much space.