LETWESAF Camping Radar Security Alarm uses 24 GHz radar to detect threats through fog, rain, and darkness. Works offline with ...

NEW YORK, Nov. 23, 2025 (GLOBE NEWSWIRE) -- LETWESAF, a technology company specializing in advanced radar-based security solutions, has unveiled the LETWESAF Camping Radar Security Alarm, a ...

Radar speed-detection capabilities were first developed in 1935 by a Bobby in Britain who had his eyes set on your wallet. Some 30 years on, a fed-up comrade and engineer invented one of the earliest ...

Radar detectors are no longer the unreliable dashboard devices they used to be. If you’re concerned about being detected speeding, you can enjoy the benefits of surprisingly advanced systems from ...

Researchers have developed an alarm system for construction vehicles with a low-cost radar network that can prevent collisions and improve safety in work environments. Researchers at UPM have ...