SOLAR Y BRANCH CONNECTOR - This listing will get you one pair (2 pieces: 1 male to 2 female connectors) and 1 female to 2 male connectors Solar T Branch Parallel Connector with Male and Female Solar Connectors, made of tinned copper. BUILT-IN LOCK SOLAR CONNECTORS - The built-in lock on the solar extension cables are designed to protect water and dust from entering the cables and to prevent cables from falling out due to outdoor environments. MALE AND FEMALE CONNECTORS - Our parallel connectors are fitted with a male and female solar panel y connectors. Can be used with solar connectors to connect to the solar panel system. WEATHERPROOF SOLAR WIRE - Our multi branch connectors feature IP67 waterproof connectors to withstand extreme cold and heat for water proof conditions. Suitable to be used outdoors on your solar panel roof, boats, RVs, or auto vehicles that use solar panel power. PACKAGE CONTENTS - Our solar T branch connectors include (1 pair: 1x M/FF and 1x F/MM ). Typically, 10 AWG solar panel cable wire is the largest diameter of the three options. Using a larger diameter solar wire extension cable minimizes loss of power in your solar panel system.