1.RF Remote Control System 2.RF Remote control 3.wireless remote control 4.2 Input / 2 Output / USB Wireless Remote Control on off ... Temperatures, water leakage applications;12. Wellheads, boat, vehicle;13. Energy saving, street lights control system;14. Valve controls; ... Contact, NC,NO,EOL.Output Type2 Relay Output, 240VAC@3A, Relay inside.Exterior dimensionLXWXH 153x86x28mmBackup-battery3.7V ...