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!

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CTECHi button watch battery meets recognized standards and regulations. It is manufactured to meet the importer's particular safety and environmental requirements, and address such things as language, voltage, frequency, and plugs. This product has the ability to ensure signal integrity

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The production workmanship for CTECHi sliver oxide battery is of professionalism and sophistication. It is fabricated by cutting, grinding, honing, heat treating, surface polishing, and so on. With the help of a special adapter, the product can be converted into other types of cable

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CTECHi watch button batteries must go through the following inspection process. They are surface defects tests, specification consistency tests, mechanical properties tests, functional realization tests, etc. This product comes in a variety of different colors

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CTECHi watch button batteries will go through a series of quality control processes, including raw material composition, dye quality, and final product strength. This product can guarantee stable signal transmission and minimize signal loss

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The conception of CTECHi watch button batteries is meticulous. Its design takes into consideration how space will be used and what activities will take place in that space. This product allows for flawless transmission without screen flicker and black screen

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It is not easily to get pilling. Its fibers are strong enough to not be easily damaged in the ways of washing, pulling or rubbing. This product features high-speed endurance and compatibility

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