Bask 4000 mAh solar power bank

Bask 4000 mAh solar power bank. The Bask Solar Power Bank is ideal for any camping trip or day at the beach. It includes a 4,000 mAh Lithium Polymer battery with 5V/2A output. The power bank can be charged by the sun or the included USB to Micro USB connecting cable that can also be used to charge devices with a Micro USB input.