Fits 6-10 Gauge wire; Voltage: 12-36 volts DC ; Capacity: 50m amps; Allows for quick connect/disconnect of power from winches, trailers or other electrical devices. | Package include: 2x Polycarbonate cover 2x Hard rubber Boot caps 4x terminal pins. Diameter of the terminal pins: 1/5" Connector: 1-7/8" x 1-3/8" x 1/2". | Easy to install. Insert the wires into the terminal pins, then solder or crimp them. Connector ends are identical, so either end is suitable for connection to the power or load side. | Instruction: With online installation instruction. | WHAT YOU GET - HYCLAT Battery Quick Connector - Ideal Gift for Father's Day, Chrismas Day, Perfect for DIY lover.