Best 4 V Batteries in 2026

Energizer 377 Silver Oxide Button Cell 1.5-Volt Battery

Delivers long-lasting, dependable power to your button-battery-operated devices, like medical devices, calculators, toys, and watches

Holds power for up to 5 years in storage, ensuring you have button batteries ready when you need them

Super Fresh, Top Quality Renata Batteries

Works for toys ,Watches, Cameras, Calculators, Car Security Alarm, Keyless Car Remotes, Organizers, Computer Equipment (memory backup battery) CMOS

Maxell 377 SR626SW

Factory Hologram Packaging

1.55 Volt Silver Oxide

POWER FOR A WIDE RANGE OF DEVICES – The Duracell 303/357/76 Silver Oxide Button battery is designed for use in a variety of compatible devices like watches, medical devices, calculators, and other electronics

LONG-LASTING POWER – Duracell high power 303/357/76 batteries were also developed to provide reliable performance for digital thermometers, laser pointers, stopwatches, and more

GUARANTEED FOR 3 YEARS IN STORAGE – Duracell 303/357/76 Silver Oxide Button batteries are guaranteed for 3 years in storage, so you can be confident these batteries will be ready when you need them

Renata Silver Oxide Battery - Superior Leakage Resistance

394 SR936SW | Nominal Voltage - 1.55V | Nominal Capacity - 80 mAh

High capacity retention on storage (low self-discharge)

Super Fresh, Top Quality Renata Batteries

Works for toys ,Watches, Cameras, Calculators, Car Security Alarm, Keyless Car Remotes, Organizers, Computer Equipment (memory backup battery) CMOS

Excellent stable discharge characteristics

2-3 Year Shelf Life, Made in Japan

High Energy Density

High energy density has been achieved owing to the Energizer's original high-precision material-mixing technology. The use of antioxidant, high performance separators also contributes to improved storage characteristics.

Excellent stable discharge characteristics. Constant voltage output is available during the discharging.

Excellent leakage resistance. Energizer-unique sealing structure, coupled with special sealing- material treatment, has helped accomplish the excellent leakage resistance.

SAFE AND RELIABLE:LiCB Since 2006,Specialize in Battery 12 Years. 371 SR920SW Watch Button Coin Cell Batteries Tested under Strict Quality Control Standards

HIGH QUALITY:Tested under Strict Quality Control Standards.CE and ROHS Certified. Grade A cells 371 SR920SW Watch Batteries Ensure Longer Battery Life and Long Lasting Power

DURABLE AND COST-SAVING: -- Get the 10 PCS Exact Fresh SR920SW 371 370 Battery, Have Full 1.5 Volts Charge, 3 Years Shelf Life

Pack of 5: A pack of 5 top-quality 377A watch batteries to keep your devices fully charged. Each of these watch batteries features advanced silver-oxide chemistry and guarantees high power, long life and reliable performance.

Leak proof technology: Loopacell SR626SW watch battery features leakproof technology and anti-corrosion elements to ensure you get a stable, uncompromising and powerful battery supply even after years to come.

Suitable for many devices: Designed to work with a wide variety of devices, our 377/376 watch battery is best suited for watches, toys, decorations, wristwatches, remote control, mini radio, car keys, and a digital scale.

Super Fresh, Top Quality Renata Batteries

Works for toys ,Watches, Cameras, Calculators, Car Security Alarm, Keyless Car Remotes, Organizers, Computer Equipment (memory backup battery) CMOS

10-pack of 394 (Sr936sw) silver oxide watch batteries, ,replacement batteries for small electronic devices.

Equivalent And Fits : Silver Oxide Energizer Duracell Maxell SR45 SR936SW SR936 SB-A4 280-17 V394 D394 394 GP394 AG9 AG-9 394 SG9 L936 LR936 RW33 394A 394X SR9365W E394 GP94 SR936W 380 394/380

Used In Certain Watches Such As Swatch Tissot Invicta Gucci Plus More , Calculators , Laser Pointers Electronic Childrens Books .

Strip of 5 Duracell 357 Batteries

Silver Oxide. Replaces: AG13; LR1154; EPX76; A76; LR44; SR44SW/W Use in calculators, watches and a variety of small electronic items and toys

What You Can Get: 10PCS 397/396 SR726SW Silver Oxide Watch Batteries. Size :7.9*2.6mm.

SR726SW battery with high-quality core and Shell materials,Each pellet undergoes strict quality inspection to ensure that the battery provides excellent stability for electronic products.

Long-lasting power, stable 1.5 voltage, low self-discharge characteristics, long-term lock in battery power, 3 years shelf life

Murata 364 SR621SW 1.55V Silver Oxide Button Cell Watch Battery, 18mAh

Murata exemplifies the long tradition of creating Japanese quality micro batteries with high performance and reliability

Maxell 394 Silver Oxide

1.5 volt

Used in watches and electronic equipment

377 SR626SW 1.55V Silver Oxide Button Cell Watch Battery, 26mAh

Continuing the long tradition of Japanese quality micro batteries with high performance and reliability

For use in popular devices such as remotes, car keyfobs, medical devices, and wearables

Multiple Compatibility: SR920SW, LR921, 371, 370, 171, AG6, LR920, LR69, SR69, SP370, SP371, V371, V370, G64, LR920, 605, RW315.

Long-lasting power, stable 1.5 voltage, low self-discharge characteristics, long-term lock in battery power, 3 years shelf life, 0% mercury, safe and durable.

High-quality silver oxide battery--SR920SW Battery, use for watches, remote controls, calculators, toys, electronic desk calendars, flashlights and other electronic instruments.

1.5 volt

Replaces; M,603,SR1130(S)(W), G10,SR54,S09,S24

Carded

10 Energizer 377 376 Watch Battery SR626SW SR626W

This is a new set of 10 type 377/376 (SR626SW) Energizer batteries..

There are 5 batteries in a package, total of 10 Batteries.

Renata Silver Oxide Battery - Superior Leakage Resistance

395 SR927SW | Nominal Voltage - 1.55V | Nominal Capacity - 55 mAh

High capacity retention on storage (low self-discharge)

Duracell Silver Oxide Button Batteries provide reliable, long-lasting power for your specialty devices. They have up to a 4-year guarantee in storage so you can be confident these silver oxide button batteries will be ready when you need them. And you can be assured that they’re batteries you can trust because Duracell is the #1 trusted battery brand.

Long Lasting Power: Duracell coin batteries are engineered for long lasting performance.

Replaces Z,d1L36, SR920(S) (W), SB-AN), (BN),30

Genuine Maxell.

Precision battery from Renata, Considered to be the best batteries in the world.

Most of the major luxury Swiss Watch Brands rely on Renata Batteries

High capacity retention on storage (low self-discharge)

Dimensions: (? X H) 11.6 Mm X 3.1 Mm

Type: Silver Oxide

Voltage: 1.55 V

Murata 395/399 SR927/W/SW 1.55V Silver Oxide Button Cell Watch Battery, 52mAh

Murata exemplifies the long tradition of creating Japanese quality micro batteries with high performance and reliability

Super Fresh, Top Quality Renata Batteries

Works for toys ,Watches, Cameras, Calculators, Car Security Alarm, Keyless Car Remotes, Organizers, Computer Equipment (memory backup battery) CMOS

watch baterry

Super Fresh, Top Quality Renata Batteries

Works for toys ,Watches, Cameras, Calculators, Car Security Alarm, Keyless Car Remotes, Organizers, Computer Equipment (memory backup battery) CMOS