Solar Y branch connections: 1 male to 2 female (M/FF) and 1 female to 2 male (F/MM), it is compatible with solar connectors in 10AWG to 14AWG, it can be used for connecting two solar panels in parallel.Easy to operate: With convenient installation, strong community. Press your fingers on both sides of the built-in lock on the male connector can easily disconnect the connector, without the help of an additional instrument.Durable for use: The IP67 waterproof ring on the male connector is perfect for sealing water and dust to prevent corrosion. The connector is stable and secure with the built-in lock which is durable in outdoor environment.High security: The connector is certified by TV, made of PPO material, the contact is made of copper, silver-plated. Good material ensures that it can continue to operate stably in temperature from -40C to 140 degrees Fahrenheit. Resistant to mechanical shock. Low contact resistance, with large current and high voltage.Star Service: Tramily is dedicated to providing customers with a high quality product through continuous improvement and for this Branch Connector we promise 18 months warranty of each product. We offer a refund or a new replacement.