Security Sensors Waytronic

Features Two levels of volume small or maximum Human body induction induction range up to 4 meters Power off memory function Audio content can be replaced by yourself Three AAA batteries or USB power for power supply Built in 81 watt speaker Specification Power supply USB powerDetection range within 4mPower DC3V 5VVolume 90dbWorking current less than 130mAStandby less than 100mUpdate from 27th Aug 2019SD Slot is nonfunction Package Includes 1 x PIR Motion Sensor Details Pictures