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Frequently Asked Questions
It uses biometric fingerprint recognition to unlock in less than 1 second and stores up to 20 fingerprints, eliminating the need for keys or codes.
Yes, it offers strong adhesive mounting for no-drill installation, ideal for renters or apartments, or screws for a permanent hold.
It works on fridges, cabinets, drawers, freezers, ovens, microwaves, dishwashers, closets, pet enclosures, windows, and more, bonding securely to wood, glass, metal, and PVC.
A full charge lasts up to 10 months with about 5 unlocks per day, and it recharges via USB Type-C cable using any 5V adapter or power bank.
Yes, it prevents smart kids, pets, roommates, and even raccoons from accessing locked areas, providing reliable safety for homes, RVs, and offices.
Recommended Uses
- Childproofing cabinets and refrigerators to keep toddlers away from dangerous items or food.
- Securing pet enclosures or areas to prevent pets from accessing restricted zones.
- Locking RV or camper van fridge and cabinets during travel to prevent spills and unauthorized access.
- Restricting access to shared office or dormitory refrigerators and storage drawers.
- Limiting window opening for child safety and ventilation control in homes or apartments.
- Preventing roommates or family members from accessing personal food or belongings in shared living spaces.
Bstsilver
Fingerprint Fridge Lock 20User, Childproof USB Key Smart Biometric Refrigerator Latch for Adult Teen Kid Pet Seniors, No Drill Adhesive or Screw, 2-Pack, for Cabinet Freezer Drawer Window RV
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Description
- •No more keys or codes – your finger is all: Stores up to 20 fingerprints; enough for parent, two kids, and the babysitter. Unlocks in less than 1 second; most fast locks take 1.5 to 2 seconds. Why not a keypad lock – codes get shared and buttons wear out; fingerprint access stays unique. Includes a USB backup key; works if your finger is wet or dirty. 2 ways to install – strong adhesive for no-drill, damage-free mounting (perfect for renters, apartments, & dorms); or screws for a permanent hold
- •Check your using size first – saves you a return trip: Measure two things before you start; gap between mounting surfaces must be under 6.89 inches; flat mounting area needs at least 1.54 inches for the lock body (1.26 inches for the base). Clean the surface thoroughly; press firmly for a few seconds; then wait 48 hours for the adhesive to fully bond. Fully charge before install using any 5V adapter or power bank (not included). Lifetime tech support – real humans ready to help always
- •Works on fridges, cabinets, drawers, freezers, & more: Perfect for french door fridges, side by side fridges, deep freezers, mini fridges & file cabinets. Fits ovens, microwaves, dishwashers, closets, toilet & pet enclosures. Great for RV travel – use as an RV fridge lock, camper van lock, or hotel room security. Works as a window lock to limit opening for ventilation and child safety. Ideal for home, office, dorm, and on-the-go. Not just for kids; perfect for adults, seniors, and pet owners
- •Built to last – super strong adhesive & long battery life: Quality ABS with smooth edges; steel cable wrapped in soft PVC for flexibility & durability. Customers praise the strong acrylic adhesive – bonds securely to wood, glass, metal, and PVC; outlasts cheaper alternatives. Or install with screws for permanent placement. Fully charged: up to 10 months (5 unlocks/day). Low battery alert gives you time to recharge before it runs out. Designed based on thousands of user reviews. Lock the danger
- •Keeps out smart kids, clever pets, roommates – even raccoons: This lock works for kids who’ve “figured out every other child‑proof lock” – biometric access stays ahead of curious minds. Also keeps teenagers from raiding fridge, roommates from taking your food, and pets out of dangerous area. Perfect for new parents, grandparent, pet owners, college students, renters, RV travelers, and families who need extra peace of mind. No permanent installation needed with adhesive; screws for extra security
- •Great gift for housewarming, baby welcoming, and holidays: Perfect for housewarming, baby welcoming, baby shower, and gender reveal. Great for Christmas, Hanukkah, Mother’s Day, Father’s Day, Thanksgiving, Valentine’s, and New Year. A practical thank-you for teachers, caregivers, nannies, colleagues, and neighbors. Also great for RV travelers, camper van owners, boat owners, college students, dorm renters, first-time homeowners, seniors, pet sitters, and anyone embracing smart home security
- •What You Will Get: 2 x Black Fingerprint Lock (NOT WATERPROOF), 2 x Instruction Manual, 2 x Type-C Short Cable, 2 Set of Screws; This ASIN is with USB key UPGRADE version. -Lifetime technical support, have any queries plz feel free to reach out.




