PIR Motion Sensor

Product Description

✅ General Specification: ➡️ Sensor Type: Passive Infrared (PIR) Motion Sensor ➡️ Model: HC-SR501 ➡️ Operating Voltage: 4.5V – 20V DC ➡️ Output Type: Digital (HIGH / LOW) ➡️ Output Voltage: ~3.3V (HIGH) ➡️ Detection Distance: 3 – 7 meters (adjustable) ➡️ Detection Angle: ~120° ➡️ Delay Time: Adjustable (approx. 3 – 300 seconds) ➡️ Trigger Mode: Repeatable (H) / Non-repeatable (L) ➡️ Sensitivity Adjustment: Yes (via onboard potentiometer) ➡️ Warm-up Time: ~30 – 60 seconds ➡️ Interface Pins: VCC, OUT, GND ➡️ Low Power Consumption: Yes ➡️ Compatible With: Arduino, Raspberry Pi, ESP8266, ESP32, STM32 ➡️ Applications: Motion detection, security alarms, automatic lighting, smart home systems, energy-saving projects, DIY electronics