The NOCO GPA001 10’ Extension Cable connects directly to the NOCO GENIUSPRO25 output. The 10-Foot extension cable extends the reach of your battery charger and accessories. Attach to compatible accessories such as the GPA002 HD battery Clamps and Eyelets. Maximize the reach of your battery charger and accessories. Add an additional 10 feet of length to any GENIUSPRO25 HD connection. 8-Gauge ultra flexible silicon cabling - for temperatures down to -40°C. Protective nylon braided shielding for maximum protection against abrasion. Compatible with NOCO GENIUSPRO25 Battery Charger and NOCO GPA002 Battery Clamps. WARNING: California’s Proposition 65