3 Channel Relay Module High Voltage Relay Board With Isolated Optocoupler High

--\n--\n--\n--\n--\n--\n--\n--\n--\n--\n--\n--\n--\n--\n--\n--\n--\n--\n\nFeature: \n 1. Meet Needs: The relay module can set high or low level triggers, which meet the needs of more triggering applications\n2. Direct Connection: With humanized interface design, all interfaces can be directly connected through terminal wiring, which is very convenient\n3. Fault Tolerant Design: This 3 way relay module adopts fault tolerant design, even if the control line is damaged, the relay cannot operate\n4. Stable Performance: This high voltage relay module, with optocoupler isolation, has strong driving ability and stable performance\n5. Easy to Use: This high voltage relay module, high efficiency, beautiful design, simple operation and wide application \n\nSpecification: \n\nItem Type: 3 Channel Relay Module\nSpecifications: 49 x 42 x 20mm\nTrigger Current: 5MA (Such as 3.3V microcontroller control, need to have IO push pull output function)\nControl Voltage: AC0-250V or DC0-30V-