This solar panel adapter cable is for the EasyFocus 500W and 300W generator
You can recharge Easyfocus 500W and 300W Power generator from your solar panel by this MC4 adapter cable.
One end is MC4(common solar panel connector), the other end is the connector which connect to the EasyFoucs 500W portable power source.
Universal for all the solar panel kit with MC4 connector (Cable Length is 10.3inch) use with the EasyFocus generator
2 year warranty from the purchase date.