Sell Module 1 Channel 5V 10A Relay Module with Optocoupler Single Channel 5V relay 5v relay best price

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 •Dimensions: 56.5mm x 17mm x 20mm •Weight: 16.5g