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By having these microwave signals bounce off the objects and back towards the sensor, the device can determine what structures are in its vicinity. There's a problem loading this menu right now. There's a problem loading this menu right now. PowerG 915MHz Wireless Dual Tech Motion Detector, Pet Immunity. $29.99$29.99. 1400lm, UL & Energy Star Certified Exterior Flood Light, 3000K Warm White, Heath/Zenith HZ-5316-BZ Deluxe Replacement Motion Sensor with DualBrite, Bronze, Heath Zenith HZ-5318-BZ Motion-Sensing Shielded Wide-Angle Twin Security Light, Bronze, Motion Sensor Lights Outdoor, AmeriTop 2-in-1 Ultra Bright 3500LM 35W LED Security Flood Lights with Motion Sensor Mode & Dusk to Dawn Sensor Mode/ETL Certified, IP65 Waterproof, Amico 4 Pack LED Flood Light Outdoor Motion Sensor Light , Dual-Head 5000K Daylight White 2550 Lumens IP65 Waterproof, ETL Security Lights Motion Outdoor, Luxpert Motion Sensor Security Light - Flood Light 2200Lm Dual Adjustable Lamp Heads Outdoor Waterproof IP65 Super Bright LED Security Light for Garage, Porch, Yard, Entryways, Solar Security Lights Motion Sensor Outdoor, Rotatable Dual Head Detected Flood Lights,56 LED IP65 Waterproof Solar Powered Wall Spotlights for Garage, Porch, Yard,Deck,Patio, LEONLITE LED Security Lights Motion Sensor Flood light Outdoor, 20W(150W Equiv.

A higher pulse count will make the device less sensitive, while a lower pulse count will increase the sensitivity of the sensor.

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For instance, if an intruder walks past the sensor, then the signal that strikes against them will bounce back at the sensor, causing the radar to sense the movement in the area. 1688.com

- User Information Legal Enquiry Guide, © 1999-2020 Alibaba.com. This makes them great for reducing false alarms. These are easy to use, cost effective and can function for a longer … Add To Cart. About 6% of these are Sensors. For sensors that are not sold with a matching wall plate, you can find them here.

These sensors are configured for “And Gate” operation; both technology elements must activate simultaneously for the sensor to alarm.

FREE Shipping by Amazon. In most cases, this includes a combination of passive infrared technology and a microwave radar. The scope of this area can usually be adjusted by changing the mounting height or location of the sensor. MS15 and MS16 outdoor, dual technology motion sensors offer the unique combination of Doppler Microwave and Passive Infrared technology to provide volumetric protection for a variety of exterior applications. Guardian Torch - Home Security Spotlight (1-Pack) Solar Outdoor Light & Floodlight, 120° Motion Sensor, Auto On/Off, Adjustable & IP65 Water Resistant, Guardian Torch Security Lights Motion Outdoor Spotlight(4 Lights) Solar Powered Waterproof Outdoor Floodlight, 120° Infrared Motion Sensor, IP65 Water Resistant, 5 Bright LED & Dusk to Dawn Technology, Guardian Torch Security Lights Motion Outdoor Spotlight(3 Lights) Solar Powered Waterproof Outdoor Floodlight, 120° Infrared Motion Sensor, IP65 Water Resistant, 5 Bright LED & Dusk to Dawn Technology. You’re seeing this ad based on the product’s relevance to your search query. Instead, it will detect the infrared energy that is present in the area. 1400lm, UL & Energy Star Certified Exterior Flood Light, 3000K Warm White, Zone Tech Garage Parking Assist Dual Laser Guide - Premium Quality High-Tech Professional 360 –Degree Adjustable To Wider Angles, Right Parking Dual Laser Guide Sensor for Car SUV/Automotive, Hardwire Installation Kit + Fuse Tap for Dash Cam,Micro USB Port, Low Voltage Protection(10ft), APEMAN Dual Dash Cam for Cars Front and Rear with Night Vision 1080P FHD Mini in Car Camera 170° Wide Angle Driving Recorder with G-Sensor, Parking Monitor, Loop Recording, WDR. A "Dual Tech" motion sensor uses both passive infrared (PIR) technology and microwave technology to detect motion.

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