Qi inductive wireless charging technology; 20W power provided; anti-slip surface; simultaneously charges up to 3 devices

Charge your mobile devices while on the go with this Anker PowerCore Metro power bank. The 20,000 mAh external battery provides up to 96 hours of power for use over extended periods, while the two USB Type-A ports and PowerIQ deliver charge rapidly to two devices at once. This Anker PowerCore Metro power bank has a cool-blue LED light that shows the charging status. (20,000mAh is the total of the nominal rated capacity of internal battery cells)