The um 2 battery is shaped like a cylindrical barrel with colorful markings on the surface. Similar batteries to this one are R14, LR14, 343, baby, and Type C. They're all the same thing. Therefore, they can be used interchangeably without any concern about compatibility.
The main thing is that the voltage parameters match. It's possible you'll get a battery of this type. These typically have a lower voltage, around 1.2 volts. This won't work for every device. So, be careful when purchasing this battery.
Battery characteristics um 2
| Parameters | Parameter information |
| Voltage | 1.5 volts. |
| Capacity | 1750 – 8200 mAh. |
| Weight | 37 grams. |
| Length | 50 mm. |
| Diameter | 26.2 mm. |
| Production | Russia, China, Japan, Switzerland, France |
| Short-circuit current | 4 A. |
| Best before date | 2 years. |
| The basis of the Um 2 battery | Manganese dioxide. Zinc is also used. |
In the Soviet Union these batteries were called JupiterAt the moment, such companies as Philips are engaged in production, Panasonic, Kodak, Duracelland many others.
When purchasing, be sure to check their quality. Check the packaging for any scratches or dents.
