Check the listing for details. 1PCS 24G Millimeter Wave Radar Sensor PIR Module HLK-LD112-24G Motion Monitoring. Condition: New. Listed at 20.99 USD. product manual The HLK-LD112-24G IoT microwave radar module can be used to detect moving targets in a small range and output information such as its distance, and is not affected by the installation environment. It can automatically filter various debris in the environment, such as tables, Mop etc. HLK-LD112-24G has industry-leading superior performance, small size, low cost, low power consumption advantages, can provide customers with ideal, better performance object movement monitoring solutions. Product Features -TX frequency range: 24～24.25GHz -TXEIRP: 9dBm -Phase noise: -96dBc/Hz@1MHz offset -RX noise figure: 10 dB DSB -5V power supply current: 55mA -Small size: 22.95mm×20mm Connection instructions The pins are connected by 2.54MM1×3 pin connectors.