XT90 plug parallel battery connector splitter 1-female to 2-male adapter y-harness. 10cm 12AWG silcone wire. Package quantity: 2pcs This is a parallel Y connection cable to hook up two batteries for DJI Phantom for longer flying time and more flexible battery mounting position. XT90 parallel adapter increases capacity for double runtime. Easy to use, just connect you batteries to xt90 connectors, which requires you batteries have the same specification. XT90 battery parallel cable, used to double the capacity of two batteries in parallel, such as two 3S 11.1V 5000mah battery, can be converted into a 3S 11.1V 10000mah battery. Ideal for Quadcopter and other Aerial Multicopter helicopter aircraft. Package Includes: 2 * XT90 plug parallel battery connector cable 1-female to 2-male parallel adapter Y-splitter.