Size: 3 to 1
AdapterNote: 1. This SAE adapter is used for three solar panels to one battery. It can not use to one solar panel to three battery. 2. Each solar panel maximum output power should be 30W, and the voltage is 15-18V. 3. Please confirm that the polarity of the solar panel connectors are correct before the connection. For different brand solar panel, the outlet connectors polarity maybe different.