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LR1130 batteries are small power sources in watches, calculators, medical instruments and toys.
Despite their compact size, choosing the right LR1130 battery can make a significant difference in performance, lifespan, and device reliability.
This guide explained everything you need to know, including their specifications, applications, installation tips, and key factors to consider, helping you make an informed decision.
An LR1130 battery is a small, round alkaline button cell battery used to devices such as watches, calculators, digital thermometers, laser pointers, and small toys.
The “LR” in its name indicates: it uses alkaline chemistry; “1130” refers to its approximate dimensions: about 11.6 mm in diameter and 3.1 mm in height.
It typically delivers a nominal voltage of 1.5 volts, making it suitable for low-drain applications.
LR1130 batteries also has several other names, including AG10, LR54, and 189. These alternative names can sometimes cause confusion when purchasing replacements.
Despite these different labels, they generally share the same size and basic electrical characteristics.
They are favored for their affordability and availability. However, compared to silver oxide alternatives, they may have a shorter lifespan in more demanding or precision devices.
| Specification | Details |
|---|---|
| Battery Type | Alkaline button/coin cell |
| IEC Standard Name | LR1130 |
| Common Names | AG10, LR54, 189, 389, 390 |
| Nominal Voltage | 1.5 V |
| Cutoff Voltage | 0.8 – 1.0 V |
| Diameter | 11.6 mm |
| Height (Thickness) | 3.0 – 3.1 mm |
| Weight | ~0.6 g |
| Capacity (Alkaline) | ~44 – 68 mAh |
| Capacity Range (General) | ~50 – 80 mAh (depends on brand & load) |
| Chemistry | Zinc–Manganese Dioxide (Alkaline) |
| Rechargeable | No (single-use battery) |
| Operating Temperature | 0°C to 60°C |
| Storage Temperature | -20°C to 35°C |
| Shelf Life | 2 – 3 years |
| Terminal Type | Flat (+ and – marked) |
| Shape | Round / button cell |
| Typical Applications | Watches, calculators, thermometers, toys, LED devices |
The LR1130 battery is widely used and has several equivalent models. They share the same physical size and fit into the same devices.
These equivalents have different labels depending on the manufacturer or region, which can sometimes cause confusion when purchasing replacements.
A direct alkaline equivalent to LR1130 with the same size and 1.5V output. It is the most commonly used replacement in everyday devices, and works well in low-drain applications.
The official IEC designation for LR1130, meaning it is essentially the same battery under a standardized name. It offers identical performance and compatibility.
Another alternative label used by some manufacturers for LR1130 batteries. While less common, it has the same functions in terms of size and voltage.
A slight variation in naming, often used interchangeably with LR1130. It typically has the same specifications but may vary slightly by brand.
A silver oxide alternative and provides a slightly higher voltage (1.55V) and more stable output. It is ideal for precision devices requiring consistent performance.
Compared to alkaline versions, silver oxide equivalents have longer lifespan and better voltage stability. They are commonly used in watches and medical instruments.
Another common label for LR1130 batteries, often in generic or international brands with equivalent performance.
A manufacturer-specific designation (used by GP Batteries). This battery corresponds to LR1130 and provides the same fit and function.
A model name used by some brands (like Varta) for an LR1130-type alkaline battery, fully compatible in most devices.
The AG10 battery is one of the most commonly used equivalents of the LR1130 battery, offering the same physical size and electrical compatibility.
It is a 1.5V alkaline button cell designed for small electronic devices requiring compact and reliable power.
AG10 and LR1130 batteries share the same dimensions (11.6 mm × 3.1 mm). Therefore, the AG10 can easily replace an LR1130 in most devices without modification.
It is widely used in watches, calculators, toys, and small LED gadgets, making it a popular and readily available substitute.
However, AG10 is an alkaline battery. Compared to silver oxide alternatives like SR1130, it typically has a shorter lifespan and less stable voltage.
Nevertheless, for devices with low power consumption and low long-term accuracy requirements, the AG10 remains a practical and cost-effective choice.
Overall, the AG10 battery is a direct and reliable replacement for LR1130, especially for everyday electronic applications.
Compact size - The LR1130 battery is extremely small, making it ideal for lightweight and portable electronic devices.
Wide compatibility - It is used in many everyday devices such as watches, calculators, toys, and medical tools, making replacements easy to find.
Affordable cost - Compared to many other coin cell types, LR1130 batteries are generally inexpensive.
Easy availability - They are widely produced and sold under many equivalent names like AG10 and LR54.
Simple replacement - The standardized size allows users to replace the battery quickly without special tools or technical knowledge.
Suitable for low-drain devices - It provides reliable performance for devices requiring small, steady power over time.
Wide Operating Temperature Range – LR1130 batteries can perform reliably in temperatures -4°F to 140°F (-20°C to 60°C); suitable for indoor and moderately challenging environments.
Long Shelf Life – These batteries can store for extended periods without significant power loss, making them convenient for backup use and emergency replacements.
Mercury-Free Design – Modern LR1130 batteries are manufactured without mercury, making them safer for users and more environmentally friendly when disposed of properly.
Watches – LR1130 batteries are commonly used in analog and digital wristwatches. Because they are small in size and can provide stable, low-power output.
Calculators – Many small calculators rely on LR1130 batteries. Because they provide reliable energy for long periods with minimal power consumption.
Toys and Games – Small electronic toys, sound modules, and novelty items often use LR1130 batteries for lightweight and cost-effective power.
Medical Devices – Devices like digital thermometers and small diagnostic tools may use LR1130 batteries for stable low-drain operation.
LED Lights and Indicators – Mini LED keychain lights and indicators use LR1130 batteries due to their small size and ease of replacement.
Laser Pointers – Compact laser pointers often depend on LR1130 batteries to maintain portability and consistent performance.
Digital Thermometers – LR1130 batteries are commonly used in digital thermometers. Because they provide stable, low-power output needed for accurate temperature readings.
Remote Controls – Some small remote controls use LR1130 batteries to maintain a compact design while delivering reliable performance for basic functions.
Security System Panels – Using LR1130 batteries in certain alarm or security devices as backup or auxiliary power sources to maintain system settings.
Memory Backup – These batteries can help preserve stored data or settings in small electronic devices when the main power source is removed or unavailable.
LR1130 batteries are widely used in various small electronic devices due to their compact size, reliable low-power output, and versatility.
From watches and calculators to specialized applications like digital thermometers and security systems, they provide consistent performance when space and energy requirements are limited.
These platforms offer a wide range of LR1130 batteries in different brands and pack sizes, often at the lowest prices and with customer reviews to help guide your choice.
These stores focus specifically on batteries and usually provide higher-quality, fresher stock and expert support if you need help choosing the right equivalent.
LR1130 or its equivalent (often labeled AG10) can typically be found in the electronics or battery section for quick in-person purchase.
These stores often carry LR1130 batteries. Because these batteries are commonly used in small medical devices like digital thermometers.
Local hardware stores and electronics repair shops may stock LR1130 batteries or help you find compatible replacements if needed.
Buying online is usually cheaper and offers more choices, while physical stores are better for immediate replacement needs.
LR1130 is usually alkaline, while silver oxide equivalents (e.g.SR1130) provide more stable voltage and longer lifespan. Choose based on whether your device needs basic or precision power.
Always check your device manual. Because some electronics are sensitive to voltage differences, even if the size is the same.
LR1130 batteries provide about 1.5V, while silver oxide versions provide about 1.55V, which can affect performance in sensitive devices.
Silver oxide batteries generally last longer and maintain power more consistently, while alkaline LR1130 batteries are more budget-friendly but have a shorter lifespan.
Choose reputable brands to avoid issues like leakage, low capacity, or inconsistent performance in your devices.
Look for fresh batteries with long shelf life, and store them in a cool, dry place to maintain performance.
LR1130 is suitable for toys, calculators, and basic gadgets, while precision devices like watches may perform better with silver oxide alternatives.
Before inserting the battery, identify the correct orientation marked inside the battery compartment. The flat side is usually the positive (+) terminal.
Carefully remove the cover using your fingers or a small screwdriver if needed, depending on the device design.
Gently remove the used LR1130 battery. Avoid using sharp metal tools that could damage the contacts.
Place the new battery in the correct direction, ensuring it fits securely and matches the polarity markings.
Reattach the cover and make sure it is properly locked or screwed in place.
Turn on the device to confirm it is working correctly after battery replacement.
While the duracell LR1130 battery and SR1130 batteries look identical in size (11.6mm diameter, 3.1mm height), their chemistry and performance differ significantly.
Comparison Table
| Feature | LR1130 (Alkaline) | SR1130 (Silver Oxide) |
|---|---|---|
| Chemistry | Zinc-manganese dioxide (alkaline) | Silver oxide-zinc |
| Voltage | 1.5V | 1.55V |
| Voltage Stability | Gradual power decline over time | Steady voltage until depletion |
| Capacity | ~55–65 mAh | ~80–100 mAh |
| Lifespan | 6–12 months (moderate use) | 1–2 years (frequent use) |
| Cost | 1–3 per battery (budget-friendly) | 3–5 per battery (premium) |
| Best For | Toys, calculators, key fobs | Watches, medical devices, hearing aids |
| Temperature Range | 0°C to 60°C (indoor use) | -10°C to 60°C (cold-tolerant) |
| Environmental Impact | Less toxic (zinc/manganese) | Contains silver (requires recycling) |
| Rechargeable? | No | No |
LR1130 is a budget-friendly alkaline option for basic electronics, while SR1130 is a higher-performance silver oxide battery designed for accuracy, stability, and longer service life.
Avoid direct contact with terminals for long periods – Oils and moisture from fingers can reduce performance or cause corrosion.
Do not mix old and new batteries – Mixing can lead to leakage or reduced device performance.
Keep away from heat and sunlight – High temperatures can cause leakage or shorten battery life.
Store properly – Keep LR1130 batteries in their original packaging in a cool, dry place.
Prevent swallowing risks – These are small button cells and can be dangerous if swallowed, especially for children and pets. Always store them securely.
Check for damage before use – Do not use batteries that are swollen, leaking, or corroded.
Do not throw in regular household trash – Button batteries contain chemicals that can harm the environment.
Use battery recycling programs – Drop them off at designated recycling bins in electronics stores, supermarkets, or recycling centers.
Follow local regulations – Disposal rules may vary depending on your area, so check local guidelines for battery waste.
Tape the terminals before disposal – Sealing the positive and negative terminals of the battery with tape helps prevent short circuits during storage and transport.
Dispose promptly when depleted – Do not store used batteries for long periods.
LR1130 button batteries are small, but they require careful handling. Proper storage, safe use, and responsible recycling help prevent accidents and reduce environmental impact.
LR1130 batteries are small power sources and play an important role in many everyday electronic devices.
While they are affordable, compact, and easy to replace, proper handling and selection are essential to ensure safe and reliable performance.
Understanding the differences between LR1130 and its equivalents, choosing the right chemistry, following installation steps and disposal practices can improve device efficiency and battery life.
By making informed choices, users can ensure both better performance and safer usage in all their low-power electronic applications.
The best LR1130 battery alternatives are AG10, LR54, 189, and SR1130 (or 389/390 for longer-lasting silver oxide).
No. Although LR1130 and 357 are similar in size ( 11.6 mm × 3.1 mm ) and often interchangeable, they differ in chemistry. LR1130 is alkaline ( 1.5 V ); 357 is silver oxide ( 1.55 V ), offering longer life and more stable voltage for high-drain electronics.
LR1130 and 389 are not exactly the same, their key difference is chemistry: LR1130 is alkaline (lower capacity, 1.5V), while 389 is silver oxide (higher capacity, 1.55V).
No. Both batteries differ significantly in size. Compared to the thinner LR1130 ( 3.1 mm ), the LR44 is thicker ( 5.4 mm ), meaning an LR44 often won't fit in a device designed for an LR1130.
Duracell equivalent to an LR1130 (1.5V alkaline) battery is the Duracell LR54 or the Duracell 389/390 (silver oxide). The LR1130 is often sold as the AG10, and fully interchangeable with 11.6mm x 3.1mm button cells, including models labeled 189 or SR54.
Yes, the Energizer 389 is a compatible, superior-performance replacement for the LR1130. However, the 389 is a Silver Oxide battery (1.55V) with a longer lifespan; the LR1130 is an Alkaline battery (1.5V).
The Energizer LR1130 is a 1.5-volt alkaline button cell battery, often referred to as an AG10 or LR54; ideal for calculators and small toys. It is a 11.6mm x 3.1mm cell known for being a cost-effective, non-mercury power source.
An LR1130 (alkaline, 1.5V) battery typically lasts 6–12 months in moderate-use devices like watches, calculators, and toys.
Yes, the LR1130 and 390 batteries are physically the same size ( 11.6 × 3.1 mm ) . However, the LR1130 is an alkaline battery ( 1.5 V ), the 390 is a silver oxide battery ( 1.55V ), which lasts longer and offers more stable voltage for sensitive devices.
An LR1130 battery is a 1.5V alkaline button cell that measures 11.6 mm in diameter and 3.1 mm in height. These small, round batteries are used in devices like calculators and watches.
LR1130 and AG10 batteries are functionally identical and interchangeable. They differ solely in naming conventions: "LR1130" is the IEC code; "AG10" is a commonly used designation for the same type of cell.
Read More:
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