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XMCOSY+ Launches Smart Solar Security Lights: 35% Faster Charging, Voice Control & 150° Motion Detection for Safer, Energy-Efficient Homes
Enhanced Safety: 150° sensing angle and up to 32.8 FT detection range for quick response. Convenience: Control effortlessly ...
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PIR sensor
This passive method is not as reliable as "active" motion sensors that either bounce back a radar signal or transmit light to a photodetector in the distance. See network camera. THIS DEFINITION ...