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1mm Barrel Size: Offers compatibility with standard DC power adapters for hassle-free integration
Electrical Insulation: Protects wires and cables from moisture
AJ-SR04M Ultrasonic Sensor can be read using any microcontroller board like ARDUINO UNO
auto cigarette lighter
JFR-4508M 8Ω 0.2W Mini Speaker PIR sensor 1mm Barrel Size: Offers compatibilityDescription The JFR 4508M is a compact 8, 0. 2W mini speaker, ideal for small electronics projects that need a lightweight, low power audio output such as toys, doorbells, alarms, small radios, intercoms, and other embedded sound applications. Its round design with a magnetic diaphragm delivers clear audio reproduction in a slim, easy to mount form factor. The speaker features clearly marked polarity (+ ) solder tabs on the rear housing for
