Solar T branch connectors: High quality 1 male to 4 female (M/4F) and 1 female to 4 male (F/4M), designed for connecting two solar panels in parallel. Compatible with solar connectors in 10AWG to 18AWG. Safe & Waterproof: IP67 rated waterproof ring on the Y branch connectors seals out water and dust, preventing corrosion and ensuring reliable performance in extreme weather and high humidity conditions. High Security: Solar panel connectors are TV certified, made of corrosion-resistant and UV-resistant PPO material, suitable for photovoltaic systems with high mechanical demands and harsh environmental conditions. Operates stably from -40C to +90C. Easy Assembly: Features a stable self-locking system for easy connection and disconnection. Pressing both sides of the built-in lock on the male connector releases the connection, allowing simple integration with solar panels. Color: Black Material: PPO Package Contents: 2 PAIR x Solar Branch Connectors Note: The package includes only the items listed above. Other products are not included. Note: Light reflection and differences in display screens may cause slight variations in color compared to the actual product. Measurement error allowance is +/- 1-3 cm.