These are simple 2-position screw terminals which are also known as green connectors with 2.54mm pitch pins. Rated up to 150V at 6A, this terminal can accept 30 to 18AWG wire. The 2.54mm pitch will line up with standard 0.1″ perf boards.
Guided pin alignment
Double interlock mechanism for increased strength
Material: Plastic + Copper
Wire Section: 1.0mm²
Wire Gauge: 26-18AWG
Rated Current: 6A
Rated Voltage: 150V
Size: L x W x H / 12 x 6 x 5mm / 0.47 x 0.23 x 0.19”.