1, Polycarbonate plastic enclosure with a NPT 1/2” mounting nipple, LED indicator and pre-wired for a money-saving installation that is easy and quick.
2, Input control signal voltage AC 120V, current 45mA.
3, Output switch SPST (Single Pole Single Throw), rated current 20A / 250VAC or 20A / 30VDC.
4, This is a simple and practical passive relay module, which is very convenient to use. All wires lead out via 1/2” mounting nipple, it can be flexible mounting with your junction box / outlet box. Two screw mounting holes are convenient for you to fix it on the wall or wooden board.
5, Packing list: 1x relay module, 1x NPT 1/2” Zinc alloy conduit locknut, 2x M3x50mm screws.

Datasheet: https://www.czh-labs.com/tmp/madeimg/datasheet/f-1061-20a.pdf