This is a single channel Relay Module, relays are used to control or switch devices which uses a higher power than what most micro-controllers such as an Arduino or Raspberry Pi can handle. This particular relay module can control typical household appliance up to 10A.
Features:
•One normally closed contact and one normally open contact
•Triode drive, increasing relay coil
•High impedance controller pin
•Pull-down circuit for avoidance of malfunction
•Power supply indicator lamp
•Control indicator lamp
Specification:
•Channel: 1 Channel
•Relay Voltage: 5V
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