Product Review

Color: black. ( white available also)

Input - 5V USB (Minimum 5V 1A).
Output - 15V DC.
Cable thickness - 20AWG.
Cable type - 2464, copper wire inside.
Cable OD - 3.5mm.
Cable length - 3ft/1m.

Prefect fit Amazon Echo 1st 2nd generation and echo plus.
Connect your echo to the power bank , take is anyway you like.
Connect your echo to your laptop, no need extra AC adaptor, easy to use, and save place.
Connect the USB AC adaptor anyplace.
Work with Amazon fire TV 2, connect the fire TV to your TV's USB port as the power supplier.
The amazon echo and laptop are not included.
The power bank is not included.
package Include
1pcs USB 5V to DC 15v cable
1pcs Dual-USB Adaptor (black color)



ATTENTION: Because the Echo starts need more power supplier, few power bank has the limited of the output current may not works well. there is a solution, you can connect the dual-usb cable with one USB port on the main power bank, another USB port on the laptop, usb AC adaptor or a small power bank, after the Echo started, you can remove the extra power supplier, just keep the main power bank, the echo will works stably with only the main power bank.