Features: The Coupler Connector provides a secure and flame retardant solution for extending input cables, featuring nylon housing and silver plated copper contacts to ensures stable power transmission in high demands setups. Designed with conductors, this blue to blue adapter delivers stable connectivity for industrial grade equipment while maintaining compatibility exclusively with blue male plugs. Ideal for professional sound technicians, stage lighting operators, and industrial engineers requiring robust power extensions for amplifiers, LED displays, or automated machinery in demanding environments. Perfect for extending power cables between concert sound systems, controlled stage lights, digital signage boards, and medical devices where flame resistance and precise electrical continuity are critical. Engineered with precisions molded blue connectors and reinforced internal shielding, this coupler prevents accidental mismatching with white plugs while handling high current loads up to 20A for uninterrupted performances. Specifications: Component: Plastic Size: Approx. 3.11x1.02x1.02inch(7.9x2.6x2.6cm) Package Includes: 1x Female Adapter note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color from the item.