LD2420 5V Mini High Sensitivity 24GHz Human Presence Status Sensor Radar Module Consumer Electronic

# Product Parameters 

## I. Hardware Specifications 

- Operating Frequency Band: 24 - 24.25GHz 

- Sweep Bandwidth: 0.25GHz 

- Modulation Method: FMCW 

- Supply Voltage: 3.3V 

- Output Interface: UART & GPIO 

- Default UART Baud Rate: 115200bps 

- Ambient Temperature: -40~85℃ 

- Product Size: 20×20mm 

## II. System Performance 

- Detection Range (Wall-mounted): 

  - Moving human target: 10m 

  - Slight-moving human target: 6m 

- Detection Range (Ceiling-mounted): 

  - Moving human target: 5m 

  - Slight-moving human target: 4m 

- Detection Distance Resolution: 0.7m 

- Detection Angle: ±60° 

- Detection Precision: 0.15m (for moving targets within 10m straight-line distance from the radar) 

- Average Operating Current: 50mA 

- Data Refresh Cycle: 100ms 

## III. Programming Platform Compatibility 

Compatible with multiple programming platforms. Provides sample programs and user manuals for Raspberry Pi, Raspberry Pi Pico, Jetson Nano, ESP32, and Arduino, enabling convenient development and integration with strong expandability.