SentryEye est un système de surveillance domotique basé sur Arduino, détectant les mouvements via un capteur PIR. Il alerte visuellement (LED, écran LCD) et soniquement (buzzer), avec un style ...

Many Halloween animatronics that spring to life when you least expect it rely on a clever little device called a passive ...

The Meross MS600 Smart Presence Sensor uses mmWave radar and PIR tech for precise motion and presence detection ...

The Philips Motion Sensor Floodlight is on sale at Amazon for 10% off, and shoppers say it's "perfect for backyard security." ...

At a glance Expert's Rating Pros ・Sun-tracking solar panel extends battery life ・Radar-assisted motion detection reduces ...

We independently review everything we recommend. We may get paid to link out to retailer sites, and when you buy through our links, we may earn a commission. Learn more› By Kathryn Rath Kathryn Rath ...

Dubai, UAE: Reolink, an innovative leader in intelligent visual technology for home and businesses, today announced ReoNeura™ ...

Discover the best smart home sensors you need in 2025, from motion to temperature, and learn how these smart home essentials ...

Abstract: As the key blocks of PLL (phase locked loop) circuits, PFD (Phase Frequency Detector) is dominated to the precision and stability of system, whereas CP (Charge Pump) offers a wide scale of ...