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12V 1-Channel H/L Level Triger with Optocoupler Relay Module Board for Arduino.The module uses genui..
16 Channel 12V Relay Module is a 16-channel relay module board, which is 12V active low. It can..
The 4 channel 12V relay module provides 4 optically isolated inputs that accept a wide range of volt..
5V 1 Channel OMRON SSR Low Level Solid State Relay Module For Arduino 250V2A.100% brand new and high..
This is a 5V 2-Channel Relay interface board, Be able to control various appliances, and other ..