Microwave Sensor Module 10.525GHz Doppler Radar Motion Detector 40mA For Arduino<br>Features:<br>Type: Microwave SensorChip: HB100Frequency: 10.525GHzVoltage: DC 5V&amp;plusmn;0.25VCurrent: 40mASize: 38 x 45 x 7 mm (L x W x H)Application: Automatic door startup， Car， House intrusion alarm， Collision warningTraffic monitoring<br>Note:<br>Please pay attention to the Voltage\/Current\/Power of your own devices.To ensure product safety， check whether this item is compliant with your own devices before you buy it!<br>Package included:<br>1 x HD100 Module