Pair of XT90 Connector Efficient, high-power connectors Great for use with RC planes, helis, cars, and trucks Ideal for lipo batteries This XT90 Connector (Pair) are constructed from the highest quality materials to ensure you get the best connection every time, whatever your application. Efficient, high-power connectors, great for use with RC planes, helis, cars, and trucks. Ideal connectors for lipo batteries. Same connector used on the DJI Phantom.