Standard Small Batteries

Standard small batteries category includes broad range of batteries commonly found in home appliances, toys, remote controls and other devices.

These batteries come in various sizes, shapes and chemistries, and thus may lead the user to certain confusion regarding which battery is the proper battery equivalent/replacement for particular device.

Standard small batteries include:

  - Button/Coin Cell Batteries 395 sr927sw 3
  - Cylindrical Batteries
  - Lithium Non-Rechargeable 3V Button/Coin Cell Batteries
  - Cylindrical Lithium Batteries
  - Small Rectangular Batteries

Cross reference charts of common small batteries may be found at our home page.

When replacing the batteries, be sure to check details like battery type, its chemistry, dimensions, capacity, max. drain current, max. pulse current, charging current and/or voltage (rechargeable batteries), shelf life, self-discharge rate etc. Maybe this sounds complicated, but actually it doesn't have to be.


And here is the list of our latest standard small battery articles, ordered according to the added or modified date:

4SR44, 4LR44, PX28A, A544, 28A, K28A Battery Equivalents and Replacements

4sr44 m4SR44 or 4LR44 battery is a small cylindrical battery often used in dog collars, film cameras, small LED flashlights, car security systems, remote controls, toys and similar.

Common labels for this battery are 4SR44 or 4LR44, depending on the exact chemistry, but there are many other labels that may confuse the user, including PX28A, A544, 28A, K28A, K28L, V34PX, 476A, 4A76, 2CR1/3N, 2CR11108, etc.

SR48, AG5/SG5, LR754, SR754, Orange Tab/13, 193/309/393 Battery Equivalents and Replacements

varta v393 mSR48, AG5/SG5, LR754, SR754, Orange Tab/13, 193/309/393 etc. are small, button coin cell batteries often used in watches, toys, small LED flashlights, wearable electronics, remote controls and similar.

SR48, AG5/SG5, LR754, SR754, Orange Tab/13, 193/309/393 batteries are available in several chemistries and are often labeled differently by their manufacturers, leading to some confusion by their users.

AAA Batteries - Size, Chemistry Types and Replacements

duracell aaa mAAA batteries are one of the most common cylindrical battery sizes used in various electronic and electric devices, like remote controls, toys, cameras, flashlights, radios etc.

AAA batteries differ greatly in chemistry and hence they differ in capacity, voltage, current/voltage discharging characteristics and many other features, which may be of great importance when powering sensitive electronic equipment.

Lithium CR2016, BR2016, LiR2016, DL2016, ECR2016, E-CR2016, SB-T11, 5000LC Battery Equivalents and Replacements

duracell dl2016 batteryLithium CR2016, BR2016, LiR2016, DL2016, ECR2016, E-CR2016, SB-T11, 5000LC etc battery is lithium 3.0 volts non-rechargeable button/coin cell.

It is very popular, low-profile battery commonly used in digital watches, credit-card size devices, remote controls, calculators etc. Since practically all most reputable battery brands manufacture these batteries, getting a new one shouldn't be a problem. However, it is good to know few additional things about these batteries ...

LR43, SR43, LR1142, SR1142, AG12, 386, 301 Battery Equivalents and Replacements

renata 386 batteryLR43, SR43, LR1142, SR1142, AG12, 386, 301 batteries are button/coin cell batteries often found in calculators, watches, toys, small flashlights, remote controls and other small electronic devices.

According to the IEC standard, these batteries should be labeled LR1142 (alkaline) or SR1142 (silver-oxide). In many instances shorter, two-digit code is used: LR43 for alkaline and SR43 for silver-oxide batteries, but there are other labels as well, like AG12, SG12, 386, 301 etc.

Lithium CR2477 Battery - Equivalents and Replacements

sony cr2477Lithium CR2477 is non-rechargeable 3.0 volts manganese-dioxide lithium battery, labeled as 'CR2477', but also as DL2477, ECR2477, KCR2477, EB-CR2477, BR2477, LiR2477 etc.

CR2477 battery is used as watch battery, in remote controls, in toys, in medical equipment etc.

Lithium non-rechargeable 3.0 V CR2477 battery is known as the battery with the highest capacity of all lithium button/coin cell batteries.

Lithium CR2450 Battery - Brands, Equivalents and Replacements

cr2450 mLithium 3.0V CR2450 battery is non-rechargeable button/coin cell battery commonly used in watches, computer motherboards, medical devices, LED flashlights, toys, remote controls, car remote keys, security systems, wearable electronics etc.

When compared with smaller 3.0V lithium batteries, CR2450 is large and powerful battery with large capacity and is often used in 'high' drain devices.

CR-V3, CRV3, ELCRV3, RLCRV3 Battery Equivalents and Replacements

cr v3 mCR-V3, CRV3, ELCRV3, RLCRV3 is very popular, high-capacity single-cell lithium or lithium-ion battery, often used in high-drain devices and appliances, like flashlights, photo cameras, toys and similar.

CR-V3 is flat, rectangular battery 52.2 mm in height, 28.05 mm in width and 14.15 mm in depth and is physically very similar to two AA (R6) batteries side-by-side.

CR2 Battery Equivalents and Replacements - CR2 Battery vs 15270 Battery

cr2 mCR2 batteries are very popular cylindrical non-rechargeable 3.0V lithium batteries, commonly used in various devices like photo cameras, golf rangefinders, weapon mounted lights, tactical and EDC flashlights, security devices etc.

15270 (15266) batteries are rechargeable lithium batteries with nominal voltages between 3.0 and 3.7 volts, depending on the exact chemistry types and built in Battery Management System (BMS). Since they are very similar in dimensions with CR2 batteries, they are often labeled as 'rechargeable CR2' batteries.

SR416, SR416SW, SR416S, 337, LR416 Battery Equivalents and Replacements

sr416sw 337 mSR416SW is very small button cell battery, commonly used in wrist watches, but also in calculators, credit card size devices, as CMOS battery etc.

Common labels of these batteries include SR416, SR416SW, SR416S, 337, LR416 and few more, but most reputable brands commonly use 'SR416SW', often combined with '337' label.

Best CR123A Battery - Rechargeable vs Non-Rechargeable Lithium CR123A Batteries

cr123a mCR123A batteries are very popular cylindrical lithium batteries, commonly used in various devices like photo cameras, flashlights, security devices, military equipment, etc.

CR123A batteries come in two major versions: rechargeable and non-rechargeable CR123A batteries, both featuring different voltages, drain currents, capacities etc. That and the fact that many manufacturers come with their 'own' labels lead to slight confusion when picking the right CR123A battery.

Lithium CR1616, DL1616, BR1616, ECR1616, 280-209, GPCR1616, LiR1616, KCR1616, 5021LC 3V Battery Equivalents and Replacements

cr1616 battery equivalent mLithium CR1616 is very popular 3.0 volts lithium primary (non-rechargeable) battery, often used in car remote keys, wrist watches, TV remotes, medical equipment, calculators, digital scales and other small electronic devices.

Due to its very long shelf life and stable voltage, CR1616 is often used as memory battery in computers, cameras, game controllers and other electronic devices.

CR11108, CR1/3N, CR-1/3N, DL1/3N, 2L76, 2LR44 3V Lithium Non-Rechargeable Battery Equivalents and Replacements

cr11108 lithium mCR11108, CR1/3N, CR-1/3N, DL1/3N, 2L76, 2LR44, 2KL1/3N, 5008L, VL1/3N etc. are non-rechargeable 3V lithium batteries, most commonly based on the Lithium Manganese Dioxide chemistry.

Commonly, they are know as CR11108 or CR1/3N batteries and are often used in cameras, calculators, dog collars, gun sights, PDAs, computer motherboards etc.

CR2020/BR2020/VL2020 Battery Replacements and Equivalents

cr2020 battery mCR2020/BR2020/VL2020 are lithium coin-cell batteries with nominal 3.0 voltage. They come in several versions: CR2020 is manganese-dioxide lithium non-rechargeable battery, BR2020 is Carbon-monofluoride lithium non-rechargeable battery and VL2020 is lithium rechargeable battery.

Depending on the exact chemistry, CR2020/BR2020/VL2020 are used in various applications requiring different battery features and characteristics.

CR2412/BR2412 3V Lithium Non-Rechargeable Batteries Equivalents and Replacements

cr2412 mCR2412/BR2412 are not the most common button/cell type 3V lithium non-rechargeable batteries on the market, but due to their dimensions they are often used in small card-like devices, watches, car keys, memory backup, various medical meters and similar.

And as such, when the original battery needs replacement, it is very important to find the proper one.

26650 Battery - Dimensions, Chargers, and Flashlights

26650 battery mLithium ion 26650 batteries are common choice for high drain devices that also require large capacity batteries, low self-discharge rate and large number number of charging and discharging cycles. Lithium ion 26650 rechargeable batteries are very similar to 18650 batteries, but they have ~2x larger volume and hence larger capacity/larger drain currents.

Most important features of 26650 rechargeable batteries are their native capacity, maximum pulse current, continuous drain current, maximum allowed charging current, protective electronics available, exact chemistry and similar.

SR57, LR57, 395, 399, SR927W, SR927SW, SR927PW, SR927, SR926, LR927, LR926, SG7, AG7 Battery Equivalents and Replacements

395 399 energizer 1SR57, LR57, 395, 399, SR927SW, AG7 etc. batteries are very popular button/coin cell non-rechargeable batteries, available in alkaline and silver-oxide chemistries and manufactured by practically all battery brands.

These batteries are commonly found in small electronic and electric devices requiring reliable power source like keychain flashlights, wrist watches, small remote controls and similar.

AA Batteries - Size, Types and Equivalents

aa battery mAA batteries are one of the most common battery sizes used in household electronic devices.

AA batteries differ in used chemistry and hence the capacity, voltage, discharging characteristics and other features very important when powering sensitive electronic equipment.

370, 371, LR69, LR920, LR921, SR69, SR920SW Battery Equivalents and Replacements

sr920sw mLR920 and SR920SW are popular alkaline and silver-oxide batteries commonly found in wrist and other watches, remote controls, some toys, small flashlights and similar.

These batteries are usually labeled as SR69, SR920W, SR920SW, SR920PW, SR920, SR921, SR69, 171, 370, 371, LR69, LR920, LR921, SG6, AG6 etc. leading to the confusion when proper battery equivalent and replacement battery is needed.

Fortunately, most popular battery brands use SR920SW, 371, 370, LR920 or AG6 when labeling their LR920/SR920SW batteries.

364, AG1, LR621, SR621SW Battery Equivalents and Replacements

364 sr621sw battery equivalent mLR621 and SR621SW are very popular coin/button cell batteries often used in wrist watches, small toys, remote keys, and similar small and compact devices.

LR/SR621 batteries are manufactured by many leading brands, and can be easily found at online shops and stores.

LR521, LR63, SR521, SR521S, SR521SW, SR63, 379, SG0, AG0 Battery Equivalents and Replacements

379 renata battery mLR521, SR521, 379, AG0 button cell batteries are often used in wrist watches, toys, remotes, and similar low drain devices. These batteries are manufactured by most, if not all, most reputable battery brands and are easy to find, if you know what to look for.

Lithium CR2025, DL2025, E-CR2025, SB-T14, 5003LC, BR2025, LiR2025 Battery Equivalents

cr2025 battery mLithium CR2025 is very popular lithium 3.0 V non-rechargeable battery, often used in car remote keys, watches, medical equipment, calculators, remote control devices, keychain LED lights and other small electronic devices. Due to its very long shelf life and stable voltage, CR2025 is often used as memory battery in computers, cameras and other electronic devices.

Thanks to its high demand, many manufacturers offer these batteries with various labels,  creating slight confusion regarding CR2025 battery equivalents and replacements. Often CR2025 batteries are labeled as CR2025, DL2025, E-CR2025, SB-T14, 5003LC, BR2025, LiR2025 etc.

9-volt, E battery, PP3, 6LR61, 6F22, 1604A, 1604D, MN1604 Battery Equivalents and Replacements

9v duracell m9-volt, E or PP3 battery is very popular 9V rectangular battery often used in portable radios, cameras, walkies-talkies, smoke alarms, alarm clocks and other applications that require slightly larger voltage from a single battery.

9V batteries can be both non-rechargeable or rechargeable batteries, featuring different chemistries.

A23, 8LR932, 1811A, V23GA, MN21, 8LR23, A23S Battery Equivalents and Replacements

a23 battery mA23 is alkaline cylindrical cell battery often used in small electronic devices requiring higher voltage, like home security systems, garage door openers, Bluetooth headsets, key-less vehicle entry systems and other similar radio-frequency transmitting and receiving devices.

AG4, LR626, LR66, 177/376/377, SR626, SR626SW Battery Equivalents

376 377 sr626sw battery mAG4, LR626, LR66, 177/376/377, SR626, SR626SW batteries are very popular non-rechargeable button/coin cell batteries, available in several chemistries and manufactured by practically all battery brands. These batteries are commonly found in wrist watches and similar small electronic devices requiring reliable power source.

Lithium CR2032, DL2032, BR2032, ML2032, LiR2032, LR2032 Batteries - Equivalents and Replacements

cr2032 battery mLithium CR2032 is very popular non-rechargeable lithium 3.0 V battery, often used in watches, calculators, medical equipment, remote controls, and other smaller electronic devices. Due to its very long shelf life (5-10+ years) and stable voltage, it is often used as memory battery in computers, servers, cameras, and other high-end electronic devices.

Thanks to its high demand and many manufacturers that offer these batteries, there is slight confusion regarding CR2032 battery equivalents and replacements. No wonder, since one can find batteries labeled as CR2032, DL2032, BR2032, ML2032, LiR2032, LR2032, E-CR2032, SB-T51, 5004LC etc.

How to Pick the Best 18650 Battery and Charger

samsung inr18650 25r battery mLithium ion 18650 batteries are very popular choice for high power devices that also require long lasting batteries in terms of capacity, low self-discharge rate and large number number of charging and discharging cycles.

18650 rechargeable batteries come in countless versions, with many features, some of the most important being capacity, maximum pulse and continuous drain current, charging current, protective electronics, etc.

AG13, SG13, LR1154, SR44, SR44SW, 303, 357, A76, LR44 Battery Equivalents

lr44 energizer battery mAG13/LR44/SR44/SR44SW/357 button/coin cell batteries are very popular batteries, commonly found in wrist watches, small flashlights, some remote control devices and other small electronic units.

According to the IEC standard, this battery should be called LR1154 (alkaline) or SR1154 (silver-oxide). Sometimes shorter, two-digit code is used: LR44 for alkaline and  SR44 for silver-oxide batteries.

Many manufacturers use their own names for these batteries, but they also tend to add IEC and other standard codes, including short descriptions about the chemistry and other important features.