The KY-034 features a 7 color LED that flashes through a sequence of colors, creating a multicolored pattern of flashing light. The sequence is predefined and cannot be modified.
This module can be used in decorative projects, and it is compatible with
Arduino, ESP32, Raspberry Pi, ESP8266, and other popular microcontroller boards.
This module has a 5mm color LED and a 10 kΩ SMD resistor. The LED flashes in a predefined pattern of alternating colors.
Working voltage 3V — 5V DC
LED model YB-3120B4PnYG-PM
LED type 5mm round head
Board Size 16.5mm x 18.5mm [0.65in x 1.73in]