This quick connector kit swift connect/disconnect of battery power from winches and other electrical devices such as a remote battery charger, dump trailer, etc. It is made of durable polycarbonate allowing for over 10,000 connect/disconnect actions - its sure to outlast your vehicle.Easy to install and use, simply insert the wires into the terminal pins, then solder or crimp them. Insert the terminal pins into the connector housing and lock them in place. Features: 175A CONNECTOR: For 12-volt to 36-volt DC power supply. 2 - 4 gauge wire connector with 0.35" terminal pin diameter. One-way connection with plus and minus signs prevent accidental reverse polarity. CONNECTOR DIMENSIONS: 3 1/8" L x 2 1/8" W x 1" H CONNECTED SET DIMENSIONS: 5 1/4" L x 2 1/8" W x 1" H QUICK & EASY: These quick connect/disconnect battery wire connectors replace standard clamp ends on your battery charger. Easy plug pull-apart and push-together action. Rubberized plastic end caps for heavy-duty protection. SECURE PERFORMANCE: Provides a safe and reliable power source on cars, trucks, and RVs to hook up winches, tow and dump trailers, audio equipment, solar panel systems, auxiliary batteries, and other electrical devices. Specifications:Model: SC175Connector Dimensions: 3 1/8" L x 2 1/8" W x 1" ThickConnected Set Dimensions: 5 1/4 L x 2 1/8 W x 1 ThickOperating Temperature Range: -4F to 221F / -20C to 105C Medium Withstanding Voltage: 2200DCWire Diameter: 2AWG at mostVibration ResistanceExcellentImpact ResistanceHighConnect/disconnect Cycles10,000 times Package Includes:1 x pair of connectors2 x connector ends2 x rubber boot caps4 x terminal pins