The Blink Mini Pan-Tilt Camera matches its Amazon all-time low of $24 and sits well below its 90-day average of $35. Cloud clip storage requires a Blink Subscription Plan, with a free 30-day trial, or local storage with the separately sold Sync Module 2 and a USB drive. Shipping is free for Prime members. Buy Now at Amazon

Amazon is offering Ring security cameras, doorbells, and bundles, with the Ring Indoor Cam 2K starting at $25 and the Ring Battery Doorbell 2K at $40. Doorbell-and-camera bundles run from $50, including a Battery Doorbell paired with an Indoor Cam, while wired Floodlight Cam 2K models start at $100. Shipping is free for Prime members. Shop Now at Amazon

The Ring Spotlight Cam 2K is $80 off at Amazon, and the $90 price reaches its Amazon all-time low. It's also well below its 90-day average of $142. Motion alerts, spotlights, and a siren are built in, though saved video history requires a separate Ring Protect Plan subscription. Shipping is free. Buy Now at Amazon

This Ring Outdoor Cam 2K is $50 off at Amazon and matches its Amazon all-time low of $50. Its 90-day average on Amazon is $91. It runs on a battery and has a weather-resistant build, so it can be mounted without wiring. Ring Protect Plan features like video history and intelligent alerts require a subscription sold separately. Shipping is free. Buy Now at Amazon

At Amazon, this Ring Battery Doorbell 2K is $40 for Prime members, down from $100. It's the best deal we've seen for this model.The built-in battery recharges over USB-C, so no existing doorbell wiring is needed. Recording history and AI-powered alerts require a Ring Protect subscription, which is sold separately. Shipping is free. Buy Now at Amazon

Amazon has the newest Ring Battery Doorbell 2K at $40 for Prime members, which matches its Amazon all-time low. That is below its 90-day average of $73. AI-powered alerts and video history require a Ring Protect subscription, which is sold separately. Shipping is free. Buy Now at Amazon

Handy for backyard birdwatchers who want to identify visitors without hovering by the window, since the dual lens captures feeding activity from two angles and sends alerts to your phone; it's currently $70 off the $100 list price. Apply coupon code "NKH8GYUS" for a savings of $70. Prime members get free shipping. Buy Now at Amazon

This setup suits anyone wanting whole-property coverage without piecing together separate systems, with the dual-lens cameras giving wider angles at entry points while the standard IP cameras cover the rest. Apply coupon code "4KCWSCQ" for a savings of $100.  Buy Now at ANNKE

Amazon's price of $79 for this Blink Outdoor XR+ system matches its all-time low. The bundle covers two cameras, a wired doorbell, and the extended-range Sync Module XR+. Buy Now at Amazon

This bundle, which includes a Blink Outdoor 4 Camera and a Blink Battery Doorbell 2K+, is down 76% from its $130 price at Amazon. The Battery Doorbell 2K+ delivers 2K resolution with a head-to-toe field of view, while the Outdoor 4 covers the perimeter at 1080p; both run on AA lithium batteries rated for up to two years per charge and require no wiring. Person and vehicle detection alerts require a paid Blink subscription, sold separately. Buy Now at Amazon

This 2.5K Dual Lens Plug-in WiFi Indoor/Outdoor Security Camera drops to $69.99 with an on-page coupon, down from its $109.99 regular price. It's the best price Amazon has charged for this model. It covers a wide area with 360° PTZ rotation and dual 4MP lenses for 2.5K footage, plus full-color night vision up to 98 feet. Storage options include a microSD card, free 7-day cloud storage, or NVR recording, all without a required monthly subscription. Buy Now at Amazon

Home Depot offers the Blink Mini 2K+ Compact Plug-in Security Camera for $16.99.  That's within a buck of its best-ever price.  Shipping is free. Buy Now at Home Depot

Keeps an eye on your front door with 1080p clarity, which works well if you want to see who's there without getting up. Apply coupon code "SANNCE007" for a savings of $50.  Buy Now at sannce.com

Keeping an eye on a driveway, backyard, or storefront gets easier with four cameras covering multiple angles instead of just one, and the wired setup means you won't deal with dropped WiFi signals or dead batteries. It's currently $39 off the $138.99 list price. Deal ends November 13.  Buy Now at ANNKE

This suits anyone wanting a driveway or yard camera without running wires or swapping batteries, since the built-in solar panel keeps it charged on its own, and the dual lenses give you a wider view than typical single-lens models. At $70, that's $30 (30%) off the $100 list price. Deal ends November 6.  Buy Now at ANNKE

Amazon has a wide range of Ring home security devices on sale, from the Ring Indoor Cam starting at $24.99 up to the Ring Floodlight Cam 4K Pro at $199.99. The lineup covers video doorbells, indoor and outdoor cameras, spotlight cams, and floodlight cams, including bundles paired with chimes and door sensors. Shoppers can choose between battery-powered and wired models across 2K and 4K resolution options. Plus, be on the lookout for products that qualify for an extra 10% off when you buy three or more. Shop Now at Amazon

At Amazon, get this myQ Garage Plug-in 2K Smart WiFi Camera for $28. It's the best price Amazon has charged for this model. It records 2K video with night vision and a 130° wide-angle lens, and it's rated to work in temperatures from -4°F to 122°F. The magnetic base allows for tool-free mounting on any metal surface in the garage. Buy Now at Amazon

This certified refurbished Arlo Essential 2K camera is $24, down from $100. It includes built-in spotlight and siren features for deterring intruders, along with mobile alerts and live video viewing through the Arlo Secure app. The listing also includes a two-year warranty through Allstate. Buy Now at eBay

Solar charging means no battery swaps or wiring, which suits anyone monitoring a driveway, shed, or yard far from an outlet, and the pan-tilt function covers more ground than a fixed lens. At $175.99, it's $79 off the $254.99 list price via coupon code "deap2fpd26".  Buy Now at Reolink

This 8-camera 4K system suits anyone covering a larger property or business who wants continuous high-res recording without relying on cloud subscriptions, since it stores footage locally. At $1120, that's $500 (31%) off the $1620 list price. Buy Now at Reolink

Setting up a few rooms or outdoor spots at once gets a lot cheaper with a 4-pack, which works out to about $10 per camera, and it's currently $37 off the $77 list price. Buy Now at Amazon

Update: The price has changed to $119.99 since this was originally published.

Worth a look for anyone dealing with package theft or missed deliveries, since the second, downward-facing camera shows what's sitting at your doorstep instead of just who's standing at it; it's priced right at the $120 list, so there's no real discount to speak of right now. Buy Now at Amazon

Your best bet if you're setting up a home security system on a budget but still want 5MP clarity, since the 4-in-1 design works with DVR setups across multiple analog formats. Newegg has it at a price that makes outfitting several entry points less of a financial commitment. Buy Now at Newegg

Outdoor monitoring gets easier with solar charging, so you're not stuck swapping batteries or running wires to a mounted camera; this one's currently $30 off the $200 list price. Buy Now at Amazon

Package theft is the main problem this one addresses, with a second, downward-facing camera that catches what's sitting on your doorstep in addition to the usual view of visitors, and it stores footage locally so you can skip a monthly subscription. At $139.98 it's essentially at list price, just a penny under the $139.99 retail cost. Buy Now at Amazon

Having both a front-door and a downward angled package-view camera in one unit makes this a solid pick for anyone who's had packages swiped from their porch, and it supports local storage so you can skip a monthly subscription. At $149.98, it's essentially at list price, so don't expect much of a discount here. Buy Now at Amazon

Solar charging means fewer trips up a ladder to swap batteries, which suits anyone monitoring a driveway, yard, or entryway without easy access to power outlets; it's currently $20 off the $100 list price, about 20% less. Buy Now at Amazon