Arduino 1 Channel relay module KY-019

• The KY-019 Relay Module is used to control AC circuits.
• It functions as a switch in response to an Arduino input, and an embedded LED shows whether the signal is high or low.
• Compatible with Arduino, Raspberry Pi, ESP32, and other microcontrollers, it is frequently used in Internet of Things projects to control lighting and other electronic equipment.

Specifications:

• TTL Control Signal: 5VDC to 12VDC (some boards may work with 3.3)
• Maximum AC: 10A 250VAC
• Maximum DC: 10A 30VDC
• Contact Type: NC and NO
• Board Dimensions: 27mm x 34mm [1.063in x 1.338in]

What's in the box
1 x Arduino 1 Channel relay module KY-019