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P1 :Hysteresis Setting
8 Channel Relay Module 5V — Arduino Compatible
Whether you want to connect USB peripherals
USB power supply and peripherals powered phase are separated to protect computer security
It features an onboard 2
HC-SR501 PIR Motion Sensor Detector Module — Adjustable Range 2025CL P1 :Hysteresis SettingHC SR501 PIR Motion Sensor Detector Module The HC SR501 is the most widely used passive infrared (PIR) motion sensor in Arduino and embedded projects. It detects movement by sensing changes in infrared radiation emitted by warm bodies humans, animals, or any heat source. With adjustable sensitivity and time delay potentiometers, it's perfect for security alarms, automatic lighting, and smart home automation projects. Technical Specifications Parameter
