The 337 battery is a button cell. It's ideal for use in watches, calculators, small flashlights, and other similar devices. It's shaped like a flattened cylindrical circle and is made of steel.
Technical specifications
The battery's parameters are compatible with most electronic devices. Technical specifications are provided in the table.
| Criterion | Criteria data |
| Voltage | 1.55 volts. |
| Country of origin | USA, China, Russia, Germany |
| Weight | About 2 grams |
| Electrolyte | Silver oxide |
| Format factor | SR416 |
| How many pieces are in a blister pack? | 10 |
| Capacity | 8 mAh |
| Diameter | 4.8 mm |
| Height | 1.6 mm |
| Operating time in the micro earpiece | 4-20 hours |
| Package | Packed in a blister pack made of paper and plastic. |
Thus, battery 337 has very good characteristics.
Analogues
Can be replaced with any element of suitable size and voltage.
- SR626SW
- SR416
Manufacturers
Almost every company involved in batteries is involved in the production of the 337 element.
Where is it used?
The 337 battery is most commonly used in earphones. However, there are also a number of other devices, listed below:
- Calculators
- Keychains
- Tamogochi
- Toys
- Medical equipment
- Flashlights
- Remote controls.
- Various homemade products.
Main differences from other similar batteries
- Small dimensions.
- Small capacity.
- Miniature form.
- Made of silver oxide.
- Protected from external influences.
- Has good packaging.
- Safe.
Charging the 337 battery
For charging, you can use the device diagram below.
But it's best to buy a new one to replace the old one. It's not a battery and therefore shouldn't be recharged. Otherwise, problems such as cell 337 leakage or explosion may occur.
How to check battery 337?
To determine functionality, you can use three methods:
- Connect the lamp and check if it lights up. If it lights brightly, your 337 battery is fine.
- Plug a power source into a device, such as a watch or headphones. If the battery is working properly, the device will start working immediately.
- Get a special tester, also known as a multimeter. Set the device's lever to the voltage measurement position. Place the probes on the terminals of the 337V battery and measure. If the voltage is between 1.4 and 1.55 volts, the electronic device is working properly!
What is prohibited to do with a battery?
- Do not disassemble it under any circumstances. Chemicals may cause damage.
- Throwing it into a fire is prohibited, as it will increase internal pressure, causing a bang, or explosion.
- Don't leave it in the sun or near heat, as it will shrink quickly.
- Not recommended for children. They may be swallowed and cause gastrointestinal irritation.
- Throwing it away is also not recommended as it may lead to environmental poisoning.
It is best to place the 337 battery in a plastic container and then take it to a specialized collection point.
Where to buy?
You can find a 337 battery in a variety of stores. But the most common ones are:
- Chip and Dip.
- Radio electronics.
- Oldi.
- DNS.
- El Dorado.
- M-video.
- I'll take it.
In the real world, you can also find the energy source you need in grocery supermarkets, kiosks, and markets.
Consumer Advice
Before purchasing, you should take the following things seriously:
- Determine what specific battery you need and what size.
- You can write down the parameters on a piece of paper and give it to the salesperson. They will select the right item.
- If you are buying it for a watch, then silver oxide would be an excellent option.
- Pay attention to the packaging; it should be intact, without dents or scratches.
- The higher capacity, the longer the 337 battery will last.
Thus, the information in this article will help you make the right choice!
