About 1.5 million bicycles are stolen each year, and only about 20 percent are returned to their owners. A California company, Factory Enhancements Corp., has introduced a motion-sensor alarm system ...

The motion sensor range can reach up to 30 feet.The wireless range from each sensors to the receiver can reach up to 1/2 mile. You can also use this driveway alarm as your remote driveway doorbell.

One of the best things about SimpliSafe is that it's a completely flexible system, with seven preconfigured packages available. On the high end, there's the Haven package ($558.86), which comes with ...

About 1.5 million bicycles are stolen each year, and only about 20 percent are recovered and returned to their original owners. A California company, Factory Enhancements Corp., has introduced a ...

The door-opening alarm is first class. 24-hour protection of your home security: Motion detectors are essential in home security systems. A complete standalone motion sensor alarm system for sheds, ...

CNET’s expert staff reviews and rates dozens of new products and services each month, building on more than a quarter century of expertise. Arlo is mostly known for its popular security cameras, but ...

If you buy something from a Verge link, Vox Media may earn a commission. See our ethics statement. is an editor overseeing The Verge’s product reviews and service journalism programs. Dan has covered ...

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 ...