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SINO TECHNOLOGY

Sino Science&Technology Battery Co.,ltd is a high-tech production enterprise which specialize in the R&D and production of Lifepo4 batteries,energy storage battery,portable UPS power supply,personalized customization lithium battery pack etc .

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SUNBEAM

Environmental cylindrical 18650 21700 32700 26650 14500 18500 lithium ion rechargeable battery, LifePO4 battery,3.7V lithium polymer battery, NiMH battery , NiCD battery ,Lead acid battery,dry cell battery ,alkaline battery ,heavy duty battery, button cell battery etc. we devote to R&D,innovation ,production & sales

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GREEN POWER

Shenzhen Green Power Energy Battery Co.,ltd specializes in a wide range of digital battery such as environmental cylindrical 18650 21700 32700 26650 14500 18500 lithium ion rechargeable battery, LifePO4 battery, 3.7V lithium polymer battery, NiMH battery, NiCD battery, dry cell battery, alkaline battery, heavy duty battery, button cell battery etc. we devote to R&D, innovation, production & sales. With automatic production machines we have been exported goods to all over the world over 15years. We have complete exported certificate such as KC, CE, UL, BSCI, ROHS, BIS, SGS, PSE etc

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DATAPOWER

Dongguan Datapower New Energy Co.,ltd is a high-tech production enterprise which specialize in the R&D and production&sale of lithium polymer batteries,drone battery,airplane batteries &battery pack etc.

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SEONG-HEE

Anhui Seong-hee New Energy Technology Co.,ltd is a high-tech production enterprise which specialize in the R&D and production of primary batteries. And mainly produces and sells alkaline batteries & carbon zinc batteries. there are size AA, AAA, C, D, 9V etc

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STD

Guizhou STD Battery Co.,ltd is a high-tech production enterprise which specialize in the R&D and production & sale of lithium polymer batteries, drone battery, airplane batteries & battery pack etc.

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Sino Technology Manufacturer Group co.,ltd

AG4 battery

AG4 battery@watch button battery model comparison table

A watch button cell is a common type of battery required for many watches. Different watch makes and models often use their own unique battery models. Here are some watch coin cell battery models and their comparison table:

1. AG3: Also marked as 364 or SR621SW, often used in smaller watches or timers.

2.AG3: Also marked as 392 or SR41SW, suitable for many watches, calculators and electronic toys.

3. AG4: Also marked as 377 or SR626SW, often used in quartz watches, timers and electronic toys.

4. AG5: Also marked as 393 or SR754W, suitable for small and medium-sized watches and electronic equipment.

5.AG30: Also marked as 389 or SR1130W, often used in larger watches, timers and other electronic equipment.

6. AG32: Also marked as 386 or SR43SW, suitable for some watches and other small electronic devices.

7. AG33: Also marked as 357 or SR44W, commonly used in many watches, timers and electronic instruments.

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