Package contains:
Male JST to Female JR Cable x 1
Female JST to Male JR Cable x 1
1 male to 2 female Y splitter cable x 1
1 male to 3 female Y splitter cable x 1
1 female to 2 female Y splitter cable x 1
1 female to 3 female Y splitter cable x 1

Features:
They are designed for use with Auto Truck Track Vehicles and HSP Redcat RC4WD Tamiya Axial SCX10 D90 HPI RC Cars, Mini RC Helicopters and Indoor 3D Airplanes, perfect for small Lipo and NiMH hookups. A male to female Y harness can be used to power 2 cooling fans, plug the JST male connector into the receiver, then you can connect the 2 cooling fans to the JST female connector, or you can run other parts in the JST male plug, Such as lights, winches. Female to Female Y Harness for TRX-4 ESC, it allows to be powered by TRX-4 ESC and run light, winch, cooling fan at the same time. The JST to JR adapter cable can be used to easily power your device from the battery.

Kind tips:
The above measurements are all manual measurements, there may be some errors, please understand.