Available now at Laylax is the GIGA TEC PSE Lipo CMG Connector For Marui MP7. This allows you to use a Lipo Battery to power the compact AEG... "A conversion connector that can operate Tokyo Marui electric compact machine gun series (electric CMG) with a lipo battery.

The metal terminals in contact with the gun body side contacts are boron-plated for excellent conduction efficiency and wear resistance, and the compact and highly versatile BEC type connector is used for connecting to the battery.

The case structure which designed the storage space widely using the PBT resin material excellent in heat resistance, it is easy to put the wiring together and can load the battery firmly to the gun body."