3 Pack HLK LD2450 Millimeter Wave Radar Sensor Module Delivering Straight Up Accurate 24GHz Human Presence Detection And Clean Serial Port IO Level Output For Dead Reliable Indoor Mods
3 Pack 24GHz Radar Sensor for Precise Human Tracking
✔️ 15 by 40 mm module tracks speed angle and distance fast
This three piece pack of millimeter wave sensors detects human movement inside rooms. You can mount them on ceilings or walls for smart home automation hotel lobby monitoring and office energy management. The clean serial interface streams straightforward data right into your microcontroller without complex wiring setups.
✅ 24.0 to 24.25 GHz operating frequency supports steady indoor tracking✅ Maximum sensing distance reaches 6 meters with 0.15 meter accuracy
✅ Azimuth and elevation angles span up to ±60 degrees and ±35 degrees
✅ Five volt power supply keeps draw low for battery or USB setups
💡 When do hobbyists choose a 24GHz human presence sensor for smart building projects?
This handy radar tool cuts the guesswork when mounting indoor tracking gear around corners or near HVAC vents.
- The continuous wave frequency sweeps across living spaces while ignoring pets and fluttering curtains
- Clean ASCII serial messaging routes direct distance and speed values straight to your Arduino or ESP chip
- Ten hertz refresh speeds guarantee smooth movement mapping for automatic lighting and HVAC zoning systems