The ACOPower 220wh Generator has included the solar panel MC4 adapter since July 15, 2017. Please contact us for a free adapter/cable if you bought it before the date.
Function: One head is MC4 female/male (common solar panel connector) and another head is DC plug in to 220wh generator (capable for ACOPower ASIN: B01N9TM6E8 DC plug in)
Length:23 inches, for extension cable with MC4s please search 20ft ASIN: B016EUFGYO
Installation: Removable MC4 connectors enable the cable to connect to PV panels and generator in seconds
Warranty and technical support: 2 years warranty. For a solar panel selection, adapter’s installation and other technical support, you could always reach us by phone, email or amazon website.