A small basic (regular) style relay; rated up to 20A@12V. The housing is threaded in the center for easy installation. Perfect to switch hi beam; low beam; horn; ignition switch and similar applications with very small switches without burning them out. Dimensions 19mm diameter x 19mm high; measured without the wiring. Note: Not suitable for starter motors or switching between high/low beam with a momentary push button or other similar applications. For switching between hi/low beam with a single momentary pushbutton switch see 990025 mini headlamp relay or 567431 AJ Elektronik mini headlamp relay.