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Screw Terminal Block
and smart lighting projects
From broad sunlight to dark interiors
Light Cup Sensor KY-027
no memory effect and longer storage life than NiMH battery
3V Active Electromagnetic Buzzer ac dommer Screw Terminal BlockThe 3V Active Buzzer is a compact sound producing device that generates a tone when powered by a low DC voltage, making it perfect for alarms, notifications, and feedback in electronic circuits. Being an active buzzer, it contains an internal oscillator, so no external signal is needed to drive itsimply supply the required voltage, and the buzzer will produce a continuous sound. Features Operating Voltage: 3V DC Built in Oscillator: No external signal
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