5V relay module KY-019

• Model Number:28019
• Type:Other
• Place of Origin:China
• Delivery Time:24hours
• Quality:New&Original
• Application:Great for DIY project
• SKU:28021
• Stock:In Stock ,Can Ship out Immedicate

5V relay module KY-019

Product description

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