You have probably worried that someone might open the lid when you leave your tumbler at a cafe or library and step away for a moment. The Voar Smart Lock Tumbler is designed for such situations. fingerprint recognition lock featureIt has been released as a 500ml product containing [...].
Voar, a lifestyle, kitchen, and childcare appliance brand of Oa Corporation, has combined biometric authentication with thermal insulation containers. Introduced on August 28, 2026, the key feature of this product is that it goes beyond the function of holding beverages and has changed the way personal tumblers are managed in public places.
The first key feature to look at is the fingerprint-activated lid.
| division | Smart Lock Tumbler Specifications | Meaning of use |
|---|---|---|
| volume | 500ml | Size suitable for carrying everyday drinks |
| weight | 370g | Basic information designed for mobility and portability |
| Interior material | Stainless steel SUS316 | Application of materials considering corrosion resistance |
| Thermal insulation/cooling structure | 5-layer vacuum structure | Product configuration for temperature maintenance |
| Waterproof rating | IPX7 | Factors considering the environment in which water comes into contact and cleaning |
The Smart Lock Tumbler features a fingerprint authentication lock on the lid. It is designed so that if you register your fingerprint before use, the lid can be opened by the pre-registered user.
With regular tumblers, storage is complete simply by closing the lid, but this product A method of restricting unauthorized access by unregistered personsIt promotes [this]. It is designed to help manage personal containers even when you are briefly away from your seat without drinking.
The distinguishing feature of the Voar Smart Lock Tumbler is that it adds a fingerprint authentication lock to its heat and cold retention functions.
Places of use include places where people leave their seats vacant, such as schools, cafes, and libraries.
The Smart Lock Tumbler targets environments shared by many people, such as schools, cafes, libraries, offices, and gyms. It is designed to manage beverage containers taken out of bags during commutes, workouts, or travel.
The significance of this feature becomes particularly apparent when moving around with the tumbler placed next to a desk or exercise equipment. It is designed to prevent others from opening the lid, and the product design incorporates features intended to reduce concerns about foreign substances entering or contaminating the beverage.
However, the fingerprint lock is not a device to prevent the tumbler from being lost. Function to restrict lid openingIt is easy to understand if you view it as a product utilized in conjunction with basic usage habits that involve paying attention to storage location.
Please check the specifications for the 500ml capacity and 370g weight.
The product has a capacity of 500ml and weighs 370g. It is designed to be the size of a portable tumbler for drinking water or beverages throughout the day, and since it contains an electronic module for fingerprint recognition, its design direction differs from that of a container with a simple structure.
Corrosion-resistant SUS316 stainless steel is used for the interior, and a 5-layer vacuum structure is applied for heat and cold retention. An IPX7 waterproof rating is also presented as a product feature, demonstrating consideration for everyday environments where water may come into contact.
The battery is used up to 1,000 times after a full charge.
The battery that powers the fingerprint recognition function is said to be usable up to 1,000 times after a full charge. Since it features an electronic locking function not found in standard tumblers, battery life is a criterion for selecting the product, just as much as beverage capacity or materials.
Here, 1,000 uses is the maximum number of uses suggested by the company. Since the Smart Lock Tumbler uses power during the locking and unlocking process, battery management becomes an important factor for those who use fingerprint authentication frequently.
Rather than being a thermal tumbler with just a locking function added, this product, Household goods that electronically manage the accessibility of personal beverage containersIt is close to that. It is a plan that takes into account both the time spent moving in a bag and the time spent in public spaces.
See why this launch connects to Oa's product expansion.
Voar is a lifestyle, kitchen, and childcare appliance brand operated by Oa Co., Ltd. Oa has expanded its business scope by operating the health functional food brand Samdaeobaek, in addition to its existing home appliance and cooling lineups.
The launch of the Smart Lock Tumbler can be interpreted as a trend of adding household goods to this. It is a method of expanding the point of contact not only with home appliances but also with products used for outdoor activities such as commuting, exercising, and traveling.
OA described the Smart Lock Tumbler as a tool for managing personal hygiene and safety rather than just a simple beverage container. They also presented a direction to grow into a lifestyle company encompassing home appliances, health supplements, and household goods, while reflecting the inconveniences consumers experience in their daily lives in the product's features.
The Boar Smart Lock Tumbler is a product that combines a 500ml capacity, SUS316 material, a 5-layer vacuum structure, an IPX7 water resistance rating, and a fingerprint lock.The significance of this launch lies in the fact that it offers a selection criterion different from existing products to those who are concerned about their tumbler lid opening while they are away.