Kangaroo presents a very low barrier to entry when it comes to home security, but it’s extremely feature limited and it only protects your home while you’re not in it. Motion sensors are an essential ...

This motion detector alarm can detect a moving person from a distance of 1 meter. It uses a dual IR Transmitter-Receiver module HOA1405. When the sensor detects the reflected IR rays, alarm will sound ...

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Wireless fire detector with a built-in siren. The detector has a dust-proof smoke chamber, a dual-spectrum optical smoke sensor, two A1R thermistors and a CO chemical sensor, and versions with sealed ...