Web Relay Quad-LS Module Brand is Control by Web Model #XRDI-WRQ-LS P/N: XRDI-WRQ-LS-E SN: 00-0C-C8-01-60-AD Supply Voltage: +5VDC Contacts: 1A @ 24V Max Measures: 4″ Width, 3″ Length, 1 1/2 ” Height Module is used but in great working condition Please see Pictures for more details