These little connectors can handle up to 600 volts continuous in AC or DC with maximum current of 10A. The green housing provides a visual indication of the ground terminal.  Suitable for use in numerous applications from automotive to aviation. They will fit wire size from 14-16 AWG (2.1 to 1.3 mm²). Supplied as plug and socket pair. 
•    Plug Dimension: 27.5(H) x 8(L) x 8(W)mm 
•    Socket Dimension: 24.5(H) x 8(L) x 8(W)mm