ITEM NAME:4-Way 5V Low-Level Solid State Relay Module With Fuse Solid State Relay OLV.Omron 5V solid state relay 240V 2A, output resistance fuse 240V 2A. Product list :1pcs flat solid state relay module. Input power: 5V DC (160MA). (0-2.5v state low level relay OFF). (3.3-5v state high level relay ON).