1 Channel 5V Relay Module for Arduino KY-019

1 Channel 5V Relay Module for arduino 1-Channel realy KY-019

Features:

• 1, The new 5V Relay Module
• 2, Van be used as microcontroller development board module can be used as home appliance control
• 3,5 V-12V to TTL control signal
• 4, The control signal DC or AC, 220V AC load can be controlled.
• 5, There is a normally open and one normally closed contact
• 6, A power indicator light
• 7, A control indicator, pull off, disconnect does not shine
• 8, Transistor drive to increase the relay coil control pins high impedance.
• 9, The control pin has a pull-down circuit to prevent malfunction relay vacant

Package Include