See today's price on Amazon
Amazon prices change often — we always send you to the live price, so you never act on a stale number.
Price Comparison
Comparing 2 retailers for the best deal
Prices verified 2 days ago(Jul 12, 2026, 12:36 AM)
Product prices and availability are accurate as of Jul 12, 2026, 12:36 AM and are subject to change. Any price and availability information displayed on the retailer's site at the time of purchase will apply.
Video Review
Technical Specifications
Product Details
BrandRing
UPC840414625501
EAN0840414625501
CategoryMotion Sensors
Frequently Asked Questions
What is the best price for Ring Sensors: Motion Detector?+
The lowest in-stock price right now is $39.99 at Best Buy. We compare 2 retailers every day so you always see the cheapest current price.
Where can I buy Ring Sensors: Motion Detector?+
Ring Sensors: Motion Detector is currently available at Amazon and Best Buy. Use the Price Comparison table above to jump straight to the cheapest listing.
You Might Also Like
Ring
Ring Motion Sensor — Battery-powered outdoor sensor for Ring smart lights, works with Amazon Sidewalk, White
$13.95
from 2 retailers
Ring
Ring Sensors: Motion Detector (newest model) – Instant notifications, on Amazon Sidewalk, no base station needed, Pro Monitoring available (sold separately), 2-pack
$69.99
from 1 retailers
5% OFF
Westek
Westek Plug In Motion Sensor Outlet Light Control, 2 Pack - Indoor Motion Sensor Device Activates Lights When Motion is Detected - Ideal for Dark Hallways - 25ft Range, 6 Foot Cord (MLC12BC-4)
$38.70$41
from 1 retailers
12% OFF
Kasa Smart
Kasa Smart Motion Sensor Switch, Single Pole, Needs Neutral Wire, 2.4GHz Wi-Fi Light Switch, Works with Alexa & Google Assistant, UL Certified, No Hub Required(KS200MP2),White,2-Pack
$37.13$42
from 2 retailers
See today's price on Amazon
We link you to Amazon's live price — never a stale one.
See price at AmazonPrice Comparison
Comparing 2 retailers for the best deal
BB
Best BuyAt Best Buy
In Stock
$39.99Buy at Best Buy
A
AmazonAt Amazon
In Stock
Prices verified 2 days ago(Jul 12, 2026, 12:36 AM)
Product prices and availability are accurate as of Jul 12, 2026, 12:36 AM and are subject to change. Any price and availability information displayed on the retailer's site at the time of purchase will apply.
Spotted a lower price?
We refresh prices regularly, but retailers move fast. If you found this item cheaper somewhere we compare, let us know and we'll take a look.