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.

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 ...

Having spent 30+ years in residential construction, contracting, remodeling, maintenance and home repair, Deane now contributes DIY, informational and financial content as a freelance writer and ...

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 ...