2/4/8 Channels 5V 12V Computer USB Control Delay Switch Drive-free Relay Module

2PCS DC 12V Delay Relay Switch Turn on off Switch Module with Time Timer Timing

DC5V/12V 2/4/8Channels Computer USB Control Delay Switch Drive-free Relay Module

5/12V USB Relay 1/2/4/8 CH Programmable Computer Control Relay For Smart Home U-

CH340 LCUS-1 TYPE-C USB 1 Channel Relay Module PCB Intelligent Control Switch

2/4/8 Channel 5V 12V Computer USB Control Delay Switch Drive-free Relay Module

HID Drive-free USB 1 Channel 5V Relay Delay Module 10A/250VAC 10A/30VDC