This is the summary of consumer reviews for KMASHI 10000mAh Portable Power Bank with Dual USB Ports 3.1A Output and 2A Input - Black. The BoolPool rating for this product is Very Good, with 4.20 stars, and the price range is $13.00 to $16.00.

While on a trip you don't need to worry about phone battery dying if you have KMASHI 10000mAh Portable Power Bank with Dual USB Ports 3.1A Output and 2A Input.

KMASHI 10000mAh is sturdy and powerful power bank. It can charge two phones at a time. Once fully charged, this power pack can charge a phone more than 3 times. Designed details - Size: 5.47x2.52x0.86 inch.Weight: 9.79oz

Compatible with all Apple and Android smartphones, tablets and other USB charged devices with a 5V charge input.

Some people complained that this power pack is heavy and takes long time to charge.

Overall we think that Dual USB Ports 3.1A Output and 2A Input is a good choice.