Timed Electric Auto Tank drain w/ strainer replaces Ingersoll Rand CompressorELECTRONIC TANK MOISTURE DRAIN FOR AIR COMPRESSORS AND AIR TANKS BRAND NEW 115 VOLT ELECTRONIC AUTOMATIC TIMER MOISTURE DRAIN FOR AIR COMPRESSORS AND AIR TANKS. THIS DRAIN CAN BE SET TO DRAIN EVERY 30 SECONDS UP TO EVERY 45 MINUTES AND THE VALVE WILL STAY OPEN FOR . 5 SECONDS UP TO 10 SECONDS, THEY ARE MOST COMMONLY SET TO DRAIN FOR ABOUT 3 SECONDS EVERY 30 TO 45 MINUTES ON AIR COMPRESSOR APPLICATIONS, THIS VALVE ALSO HAS A TEST BUTTON TO DRAIN IT