iebelong ការណែនាំអំពីការដំឡើងឧបករណ៍ចាប់សញ្ញា PIR ឥតខ្សែ
iebelong Wireless PIR Sensor Specifications Wireless PIR Sensor Technical Parameters: Switch Type: PIR Sensor Power Supply: 1 x CR2450 Battery (included) Battery Life: Up to 2 years Communicating Frequency: RF…