5mm Blue Led 3 Channel Remote Control Kit so it is called a

so it is called a 5V relay

Simple and easy

Wide Applications: Suitable for CNC machines

Low Battery Display: Yes

and protection function

5mm Blue Led 3 Channel Remote Control Kit so it is called aThe 5 mm Blue LEDs is a versatile and efficient lighting solution for various applications. This compact and durable LED offers a bright blue light, making it ideal for projects requiring a specific color. Key Features: Bright Blue Light: Provides a vibrant and eye catching illumination. Energy Efficient: Low power consumption for cost savings. Long Lifespan: Offers extended durability and reliability. Compact Size: 5mm Blue LEDs Ideal for space