Amazon Unveils Smart Lock with Manual Emergency Power Generation Alongside an Expanded Lineup of Retinal Vision 4K Security Cameras

Amazon has announced a significant expansion of its smart home ecosystem, headlined by its first-ever smart lock designed to completely eliminate the need for a physical backup key when its rechargeable battery fails away from home. While legacy smart locks and competitor devices have traditionally relied on hidden micro-USB or USB-C ports, or exterior metal contacts designed to bridge a temporary connection using a 9-volt battery to revive a completely dead unit, Amazon’s newly unveiled Ring Smart Lock takes a much more self-sufficient approach.

The device ingeniously integrates an emergency power generator directly into its thumb-turn dial. Although Amazon has not disclosed the precise number of rotations required to generate a functional charge, the company states that turning the dial "a few times" is enough to produce sufficient electrical current to unlock the door, allowing the homeowner to step inside and place the lock’s main battery on a proper charger.

Slated for release in the United States in early 2027 pending standard Federal Communications Commission (FCC) approval, the Ring Smart Lock will carry a retail price of $249 and will be manufactured in three distinct finishes: black, silver, and brass. To ensure versatile access for families and authorized guests, the lock features both a responsive fingerprint reader and a sleek, backlit touchscreen keypad. Owners will be able to register multiple individual users and configure specific schedules dictating when different people are permitted entry into the residence. This capability includes the creation of temporary access codes that are programmed to automatically expire after a designated window of time. Furthermore, the Ring Smart Lock can be managed remotely via the Ring mobile app, or operated using hands-free voice commands through any Alexa-compatible hardware, such as Amazon Echo smart speakers.

Installation is designed to be straightforward and wire-free, relying instead on Ring’s proprietary, replaceable Quick Release Ultra Battery Pack. Rather than depending on a standard home Wi-Fi network—which can drop connections during internet outages or router reboots—the new lock connects wirelessly using Amazon’s low-power, low-bandwidth, long-range Sidewalk network. For users residing in areas with adequate Sidewalk coverage, this architecture ensures reliable remote access controls and immediate notifications when someone enters the home, even if the primary local internet connection goes down.

Because the Ring Smart Lock itself does not incorporate an integrated camera, Amazon is positioning the device to work in tandem with the company’s broader surveillance ecosystem. Users looking for visual verification of who is at the door will need to pair the lock with a compatible smart doorbell or one of the company’s newly announced security cameras, expanding upon the "Retinal Vision 4K" technology platform that Amazon initially introduced a year ago.

The newly expanded security camera portfolio includes several outdoor and indoor models catering to various security needs and power configurations. Preorders opened today for the $149.99 Outdoor Cam 4K Plus, which is being offered in a variety of hardware configurations including battery-powered, fully wired, solar-powered, and Power-over-Ethernet (PoE) versions. Also available for preorder is the $199.99 Spotlight Cam 4K Plus, which incorporates a 550-lumen deterrent light designed to illuminate dark exterior spaces when motion is detected, and the $219.99 Floodlight Cam 4K Plus, tailored for wide-area outdoor illumination backed by round-the-clock recording and advanced smart subject detection capabilities.

For indoor monitoring, Amazon is making its first indoor camera featuring Retinal 4K technology available immediately. The $99.99 Indoor Cam 4K provides a 115-degree field of view and includes a physical privacy shutter that mechanically blocks the camera lens when occupants desire privacy within their living spaces.

Alongside the high-resolution 4K offerings, Amazon is also introducing a more accessible, entry-level 2K indoor camera. Available starting today for $69.99, the Ring Pan-Tilt Indoor Cam 2K utilizes computer vision-based motion detection algorithms to automatically track moving subjects, such as household pets, as they move about a room. The mechanical base allows the camera to rotate a full 360 degrees while tilting vertically across a 175-degree range to keep subjects centered in the frame. Like its higher-end 4K indoor counterpart, the 2K pan-tilt model also features a physical privacy shutter that completely disables both the camera optics and the onboard microphone when closed, addressing growing consumer privacy concerns regarding indoor smart home monitoring devices.