Genuine Amazon Ac Power Adapter

Specifications:
Genuine Amazon power adapter 30W for the Amazon Echo (3rd Gen), Echo Plus (2nd gen), Echo Show 8, and Echo Show (2nd gen)
1.8M (6') long cord
Model NO. : K3V1N9
P/N: WAH026-F90G
AC Adapter
Input: 100-240V ~ 1A 50/60Hz 
Output: 18V 1.67A Interface: 6.5mm*2.5mm 
  Compatibility:
compatible models:
compatible with Echo Plus (2nd gen)
compatible with Echo Show (2nd gen)
compatible with Echo (3nd gen)
compatible with Echo (4th gen)
compatible with Echo Show 8compatible with Echo Show 10
Compatible with Alexa Echo Show 15   Incompatible with:(not full list)
Does NOT Work for the following Devices
Doesn't work for Echo speaker 1st Generation
Doesn't work for Echo 2nd Generation
Doesn't work for Echo Show 1 generation
Doesn't work for Echo Plus 1 generation
Doesn't work for Echo Look 1 generation
Doesn't work for Echo Show 1st Generation
Doesn't work for Fire TV 2nd Generation
Doesn't work for Echo Dot
Doesn't work for Fire 1st Generation
Doesn't work for Fire Tv StickDoesn't work for echo show 5
Doesn't work for Echo Dot 3rd,4th Generation   Package contents:
1X30W Amazon Echo Power adapter