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Robostall 1 Channel Relay 5V
Brand new and high quality.
The 8550 transistor drive, drive ability.
High quality 5v relay.
Have relay status indicator led.
Relay control interface by single chip IO.
Low level suction close, high level release.
Easy to use, simple 3 line structure.
Power LED(Green), relay status indicator LED(Red).
Size: 4.4cm x 2.6cm – 1.7inch x 1inch.