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Blue (RGB)
or when a sensor goes off
Wire Connection
referred to as the cold junction
Input Voltage: 2
Relay Module (2 Channels - 5V) Shift Register Blue (RGB)You can not control switching on off your home lamp or laundry directly with arduino or microcontroller. To do that you need relay module. This relay module consists of 2 relays. Each relay is connected to a current buffer so that you can connect them directly to a Microcontroller or Arduino. Using these relays you can easily control high power devices or appliances using arduino or microcontrollers, the relay is rated for 230V 10Amps. The Module has
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