Inclusive set: 50 pieces of screw terminal block connectors in the box, including 20 pieces of 2 pins, 20 pieces of 3 pins, and 10 pieces of 4 pins to meet diverse connection needs. voltage capacity: rated up to 150V and capable of handling currents up to 6A, providing safe and reliable electrical connections. Flexible wire accommodation: supports wire sizes from 18 AWG to 26 AWG, offering adaptability for various wiring requirements in projects. Easy disconnection: screw terminals enable quick connections and disconnections, facilitating hassle installation and maintenance tasks. Benefits at a glance The mixed pin counts cover multiple circuit requirements in one kit, reducing the need for separate parts. The 150V and 6A rating supports common small to medium electronic applications with reliable performance. Wide wire gauge compatibility simplifies wiring when using components with different lead sizes. Screw terminals provide secure connection and straightforward servicing without specialized tools. Typical use scenarios Prototyping and development for electronics projects and microcontroller circuits where different pin counts are needed. Wiring power rails, sensors, or LED setups in small to medium scale projects that require easy assembly and maintenance. tasks, educational labs, or hobbyist workshops where quick disconnection and reconfiguration are advantageous.