DESLOC - K120 Fingerprint Smart Lock with 16-Month Battery Life & Handle Set, WiFi Deadbolt for Front Door, IP65 Deadbolt - Black
About this product
A front door should do more than look secure. The DESLOC K120 combines a full handleset design with fingerprint, PIN, App, and key access for a smarter everyday entry. Built-in WiFi lets you manage access remotely with no hub required, while the 15,000mAh rechargeable battery delivers up to 16 months of use. With GPT Fingerprint recognition, IP65 weather resistance, BHMA Grade 3 durability, Auto Lock, and smart access modes for family, travel, and multi-lock management, K120 is built to make your main entrance easier to use—and easier to trust.
Color
BlackHighlights
Features
16-Month Battery Life with Type-C Emergency Charging
Powered by a 15,000mAh rechargeable battery for up to 16 months of use on a single charge. When power drops below 5%, Low-Battery Ultra Save Mode automatically activates, extending standby time by up to 12 months to help prevent lockouts. Real-time battery monitoring and low-battery alerts keep power levels predictable, while the built-in Type-C emergency charging port ensures access when needed.
GPT Fingerprint Unlock with 3D Precision
Powered by the GPT Fingerprint Smart Algorithm, accurately recognizing dry fingers, wet fingers, shallow fingerprints, and fingerprints from older adults. Uses 3D Precision Recognition with an extremely low false recognition rate of <1/1,000,000. Fingerprint data is stored locally on the device, helping protect user privacy, while the adaptive algorithm improves accuracy over time.
Built-in Wi-Fi & Smart Modes
Features built-in Wi-Fi with no hub required, enabling remote lock/unlock, real-time notifications, and access history through the app. Smart Modes adapt access to different needs: Special Care alerts you when a selected user arrives home safely, Landlord Mode simplifies management of multiple locks, and Travel Mode temporarily restricts access while you’re away.
Built for Stability, IP65 & BHMA Grade 3
BHMA Grade 3 certified with IP65 weather resistance, anti-peeping PIN protection, and auto-lock. Withstands temperatures from -22°F to 158°F (-30°C to 70°C). Durable zinc alloy construction is built for long-term exterior use.
Easy Installation & Reliable Support
Designed for quick and simple setup, it installs in about 10 minutes with all necessary accessories included. Features automatic door direction detection for left- or right-opening doors—no manual configuration required. Backed by reliable after-sales support, ensuring a smooth installation and long-term peace of mind.
Specifications
- Color FinishBlackLock TypeDeadboltLock/Unlock MechanismApp, Fingerprint, Touchscreen, Voice assistantPower SourceBattery-poweredInstallation TypeReplacement
Reviews
Rating 5 out of 5 stars with 1 review
The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.
Compare similar products

A front door should do more than look secure. The DESLOC K120 combines a full handleset design with fingerprint, PIN, App, and key access for a smarter everyday entry. Built-in WiFi lets you manage access remotely with no hub required, while the 15,000mAh rechargeable battery delivers up to 16 months of use. With GPT Fingerprint recognition, IP65 weather resistance, BHMA Grade 3 durability, Auto Lock, and smart access modes for family, travel, and multi-lock management, K120 is built to make your main entrance easier to use—and easier to trust.

The Desloc D110 PLUS is designed for modern families and property managers who need real-time control, stronger security, and simple management. With built-in WiFi, you can lock or unlock anytime, get alerts when the door stays unlocked, and view activity logs — all from the Desloc app, no hub required. Share access codes with family, friends, or tenants, and control how and when they can enter. Need to unlock remotely? One tap is all it takes. The built-in screen offers on-door visibility and control — check status, enter codes, and manage users without your phone. Installation takes minutes with no wiring required. Whether it's your home or multiple rental units, the D110 PLUS makes access secure, easy, and reliable — wherever you are.

Experience ultra-fast, convenient keyless door unlocking and seamless smart home integration to your new and existing automation devices with eufy Smart Lock E31. Stop fumbling for keys when your hands are full and unlock your front or back door in less than 0.3 seconds using just your fingerprint. The lock’s intelligence improves fingerprint recognition with each use, ensuring quick access for your family. Enjoy multiple door unlocking options: eufy App, built-in keypad, included physical key, or voice commands via Siri, Alexa or Google Assistant. Seamlessly link eufy’s Matter-supported smart lock to your current smart home ecosystem using your existing home automation hub. It features compatibility with all major smart home ecosystems, including Apple Home, Google Home, Alexa, and SmartThings for easy, hands-free management of your Smart Lock and more. It pairs with Apple HomePod or other smart devices to experience simple setup, guest access management, real-time notifications, event logs, and remote unlocking.

DESLOC V150 Plus is a self-charging solar smart lock built for secure, low-maintenance front door access. Designed around solar-powered convenience, it helps reduce battery anxiety while keeping a 10,000mAh backup lithium battery and Type-C emergency power port available for extra peace of mind. V150 Plus combines 3D face recognition with liveness detection, a curved surface fingerprint sensor and smart app control for flexible keyless entry. The lock is designed to recognize users quickly and securely, while offering multiple access options for family members, guests and daily routines. A magnetic smart door sensor provides real-time door status, instant alerts and auto-lock on close, helping users confirm whether the door is properly secured. Built with IP65 weather resistance and BHMA Grade 3 durability, V150 Plus is made for everyday residential use across changing weather conditions. Its modern black finish and advanced biometric access make it a strong hero product for consumers looking for a smart lock that combines security, convenience and long battery life.
| Pros for DESLOC - K120 Fingerprint Smart Lock with 16-Month Battery Life & Handle Set, WiFi Deadbolt for Front Door, IP65 Deadbolt - Black | |||
|---|---|---|---|
| There were no pros for this product— | There were no pros for this product— | Battery Life, Installation Ease, Overall Performance, Fingerprint Recognition, Connectivity | Battery Life, Biometric Authentication, Build Quality, Ease of Setup |
Specs
Be the first to ask a question.
We’ll try to get your question answered within 24 hours by a Best Buy customer or brand representative.




































































