high quality button watch battery design for watch

Product Details

The SR521 silver oxide button battery is a non-rechargeable disposable battery, which is different from the voltage of the zinc air battery of 1.4V and the lithium button battery voltage of 3V. It has a voltage of 1.55V, a capacity of 11mAh, a diameter of 5.8mm and a thickness of 2.1mm.

SR521 silver oxide battery packaging
SR521 silver oxide battery detailed size
SR521 silver oxide battery detailed size discharge curve

Application Scope

The SR521sw silver oxide battery is a small, lightweight button battery that has almost the same voltage as an alkaline battery, so it can be used in many small electronic devices and watches.

SR521 silver oxide battery can be used in remote key
SR521 silver oxide battery can be used in digital watch
SR521 silver oxide battery can be used in Hearing aid

Application Scope

CTECHi Group's Battery is widely applicable in the Manufacturing Electrical Equipment & Supplies Batteries industry.CTECHi Group insists on providing customers with reasonable solutions according to their actual needs.

Product Comparison

Dry Battery, manufactured based on high-quality materials and advanced technology, has reasonable structure, excellent performance, stable quality, and long-lasting durability. It is a reliable product which is widely recognized in the market.Compared with other products in the same category, Dry Battery has more advantages, specifically in the following aspects.

Company Advantages
1. Strict quality inspection on CTECHi watch button batteries will be conducted. It is required to pass the quality standards such as RoHS, REACH, MSDS in the battery industry.
2. The good thing about this product is that it does not corrode. It has coatings that provide a robust level of protection against corrosion for surface operating in highly corrosive environments.
3. Its electric circuits react flexibly and actively to the transmitted signals, which directly helps reduce the signal distortion rate.
4. People who wear this product don't have to worry about that it will have any irritation to the skin. Instead, it makes people feel comfortable to wear.

Company Features
1. Thanks to rich factory experience in producing button watch battery , CTECHi Technology Co. Ltd has successfully dominated abroad market.
2. CTECHi Technology Co. Ltd has created a first-class R & D team, an efficient sales network, and perfect after-sales services.
3. The best quality sliver oxide battery comes from constant efforts of CTECHi. Call! With the effort of many years in button watch battery manufacturing industry, CTECHi Technology Co. Ltd is worthy of your trust. Call! Doing the best to provide button watch battery with highest quality is the aim of CTECHi. Call!

g******d

The test of CTECHi button watch battery includes several aspects. Such things as working blanks, components and raw materials will all be seriously measured. Its material has good static shielding and low-temperature toughness

e******b

The design of CTECHi watch button batteries expresses humanization and fashion. It combines popularization of furniture trends, such as simplicity and practicality, and users convenience level, as well as the appeal of aesthetics. It does not do harm to the user's health, making it suitable for everyday life

k******k

CTECHi watch button batteries has verified quality. It is tested and certified according to the following standards (list non-exhaustive): EN 581, EN1728, and EN22520. The product has good diffusivity to point light source

f******i

CTECHi sliver oxide battery is completed by several basic processes, such as cutting, sewing, assembly, decoration and so on. Mould, mildew, fungus, etc. won't appear on its surface

q******a

CTECHi watch button batteries is carefully manufactured. The production process includes cutting, sewing and finishing. Being divided into many fine operations, it is necessary to produce the product. Mould, mildew, fungus, etc. won't appear on its surface

b******l

The product is able to withstand strong wind power. Adopting the bar tensioning system, it has a more stable structure. The product conforms to the safety requirements of European and American countries

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CTECHi GROUP has focused on the battery industry for 14 years, offering specialized product customization services for different users.

high quality button watch battery design for watch