DWEII 1PCS 2 Channel DC 5V Relay Module with Optocoupler Relay Board for Arduino Raspberry Pi MEGA2560

["5v relay modulel: Equiped with high-current relay, AC250V 10A ; DC30V 10A","The relay module Size: 50.5mm(L) x 38.5mm(W) x 18.5mm(H)(1.99inch x 1.54inch x 0.73inch)","The 5V 2 channel relay interface board can directly control Arduino, AVR, PIC, ARM, PLC and other single-chip microcomputers, and can also control various high-current electrical appliances and other equipment.","The 5v relay can compatible with Arduino ,Raspberry Pi, 8051, AVR, PIC, DSP, ARM, ARM, MSP430, TTL logic","Package: 1PCS 2 Channel DC 5V Relay Module with Optocoupler Low Level Trigger Expansion Board"]