Smart Copper Battery ClampsProfessional quick-release battery terminal connectors for cars, boats, RVs, and equipment. Toolless operation with 500A continuous rating and gold-plated contacts for reliable performance.Specifications: Material: Copper + ABS Clamp Size: Approx. 6.8 x 4.6 cm Post Diameter: Positive 19mm / Negative 17mm Max Cable Size: 60mm Package Includes: 1x Red Clamp, 1x Blue Clamp Features: π Toolless Operation β Simply clamp on and lift off for effortless battery connection or disconnection. β‘ High Current Capacity β Rated at 500A continuous and 800A surge at 12V for reliable performance. π₯ Color-Coded Safety β Red (+) and Blue (β) caps ensure easy identification and minimize risk. π― Gold-Plated Contacts β Low-resistance current flow and long-term durability. π§ Universal Compatibility β Fits all standard round post batteries; supports 4-6 gauge wires.