
Mini submersible water pump
Actuators

KY-027 magic light cup module designed to demonstrate tilt detection and LED control using a mercury switch and LED pair.
When tilted, the module changes the LED state, creating a dynamic light effect between two LEDs.
Includes digital output for detecting tilt orientation, making it suitable for interactive projects and demonstrations.
Compatible with Arduino, ESP32, and other microcontrollers, ideal for educational experiments and DIY electronics.
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