From our tests, the control signal is 3.3V compatible, yet the VCC needs to be 5VDC. So you can use Raspberry Pi's GPIO to activate or deactivate the relay.
Active Low configuration
Signal Indicator LED for each Relay
Relay Maximum Current Rating: 10A
Relay Maximum Voltage Rating: AC 250V / DC 30V
Can control various appliances with large current and high voltage
Can be controlled directly by microcontrollers such as Arduino, 8051, AVR, PIC, DSP and ARM
Build-in 2 units of Opto-Isolator IC 817C
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Introducing the Arduino UNO R4 Minima! This board boasts the RA4M1 microprocessor from Renesas, delivering increased processing power, expanded memory, and additional peripherals. And the best part? It stays true to the reliable UNO form factor and operates at a practical 5 V voltage. Brace yourself for an upgrade like no other with the Arduino UNO R4 Minima!