Best 4 V Batteries in 2026

Modern Batteries For The Digital Age — With technological advancements rapidly improving our equipment & gadgets, we decided it is time to bring batteries into the digital age. Using alkaline, our batteries are 6 - 9 times better compared to yesteryear’s standard carbon batteries.

Environmentally Considered — We fully consider our environmental impact as we make our premium grade alkaline batteries.We provide packaging which could be reused as well as our AAA batteries 12 pack being free from mercury and cadmium under the control of all stages of the manufacturing process.

Bring New Life To Your Electronic Devices — These Voniko AAA Batteries are perfect for many popular gadgets and household items: Digital cameras, remote/game controllers, wireless keyboards and mice, alarm clocks, radios, shavers, and electronic toys to name a few.

Modern Batteries For The Digital Age — With technological advancements rapidly improving our equipment & gadgets, we decided it is time to bring batteries into the digital age. Using alkaline, our batteries are 6 - 9 times better compared to yesteryear’s standard carbon batteries.

Environmentally Considered — We fully consider our environmental impact as we make our premium grade alkaline batteries.We provide packaging which could be reused as well as our AAA batteries 100 pack being free from mercury and cadmium under the control of all stages of the manufacturing process.

Bring New Life To Your Electronic Devices — These Voniko AAA Batteries are perfect for many popular gadgets and household items: Digital cameras, remote/game controllers, wireless keyboards and mice, alarm clocks, radios, shavers, and electronic toys to name a few.

Child-Resistant Packaging – To help ensure the safety of your children, Voniko battery CR 2025 comes in a child resistant package. These batteries have been designed with child-resistant packaging for added safety.

Maintains 7 Years Storage Life – Who ever heard of a lithium battery 2025 3v lasting for 7 years in storage? VONIKO have tested our shelf life which lasts five years minimum. Even in extreme temperatures: our batteries work from -0.4°F to 122°F.

Power Watches, Computers, And More – Each VONIKO 3 volt 2025 battery has nearly unlimited uses: watches, computer motherboards, calculators, digital voice recorders, garage door openers, pet collars, stopwatches – they all take a battery CR2025.

Modern Batteries For The Digital Age — With technological advancements rapidly improving our equipment & gadgets, we decided it is time to bring batteries into the digital age. Using alkaline, our batteries are 6 - 9 times better compared to yesteryear’s standard carbon batteries.

Environmentally Considered — We fully consider our environmental impact as we make our premium grade alkaline batteries.We provide packaging which could be reused as well as our 9V batteries 6 pack being free from mercury and cadmium under the control of all stages of the manufacturing process.

Bring New Life To Your Electronic Devices — These Voniko 9V Batteries are perfect for many popular gadgets and household items: Digital cameras, remote/game controllers, wireless keyboards and mice, alarm clocks, radios, shavers, and electronic toys to name a few.

Modern Batteries For The Digital Age — With technological advancements rapidly improving our equipment & gadgets, we decided it is time to bring batteries into the digital age. Using alkaline, our batteries are 6 - 9 times better compared to yesteryear’s standard carbon batteries.

Environmentally Considered — We fully consider our environmental impact as we make our premium grade alkaline batteries.We provide packaging which could be reused as well as our 9V batteries 2 pack being free from mercury and cadmium under the control of all stages of the manufacturing process.

Bring New Life To Your Electronic Devices — These Voniko 9V Batteries are perfect for many popular gadgets and household items: Digital cameras, remote/game controllers, wireless keyboards and mice, alarm clocks, radios, shavers, and electronic toys to name a few.

Modern Batteries For The Digital Age — With technological advancements rapidly improving our equipment & gadgets, we decided it is time to bring batteries into the digital age. Using alkaline, our batteries are 6 - 9 times better compared to yesteryear’s standard carbon batteries.

Environmentally Considered — We fully consider our environmental impact as we make our premium grade alkaline batteries.We provide packaging which could be reused as well as our 9V batteries 24 pack being free from mercury and cadmium under the control of all stages of the manufacturing process.

Bring New Life To Your Electronic Devices — These Voniko 9V Batteries are perfect for many popular gadgets and household items: Digital cameras, remote/game controllers, wireless keyboards and mice, alarm clocks, radios, shavers, and electronic toys to name a few.

Battery Power of C size batteries Lasts 6-9 Times Longer Than Leading Brands –Voniko C batteries maintain a steady 1.5 volt discharge for 6-9 times longer than an ordinary carbon battery.

Mercury Free and Environmentally Safe –Our 8 pack of C batteries made without harming the environment and is 100% lead, mercury and cadmium free.

Holds Power for 10 Years – Alkaline C batteries 8 pack are so powerful that even after 10 years, they will still have almost the same charge as they had while brand-new. That's because of our patented power barrier. Only Voniko has it!

Modern Batteries for the Digital Age — With technological advancements rapidly improving our equipment & gadgets, we decided it is time to bring long lasting batteries into the digital age. Using alkaline, our aa size batteries are 6-9 times longer compared to yesteryear’s standard carbon batteries.

Environmentally Considered — We fully consider our environmental impact as we make our premium grade aa alkaline batteries. We provide variety packaging which could be reused as well as our AA batteries 100 pack being free from lead, mercury and cadmium under the control of all stages of the manufacturing process.

Bring New Life to Your Electronic Devices — These Voniko 1.5 volt batteries are perfect for many popular gadgets and household items: Digital cameras, remote/game controllers, wireless keyboards and mice, alarm clocks, radios, shavers, and electronic toys to name a few.

Double Corrosion Protection – Unlike most flat batteries, VONIKO is designed with double corrosion protection so you’ll never open your devices to find corrosion and leaking acid inside. For over several decades, VONIKO has perfected battery safety.

7 Years Warranty Life – Who ever heard of a remote car battery CR2025 maintaining 7 years in storage? VONIKO have tested our shelf life which lasts seven years minimum.

Power Watches, Computers, And More – Each VONIKO 3 volt CR2025 battery has nearly unlimited uses: watches, computer motherboards, calculators, digital voice recorders, garage door openers, pet collars, stopwatches – they all take a 2025 button battery.

Modern Batteries for the Digital Age — With technological advancements rapidly improving our equipment & gadgets, we decided it is time to bring long lasting batteries into the digital age. Using alkaline, our aa size batteries are 6-9 times longer compared to yesteryear’s standard carbon batteries.

Environmentally Considered — We fully consider our environmental impact as we make our premium grade aa alkaline batteries. We provide variety packaging which could be reused as well as our AA batteries 16 pack being free from lead, mercury and cadmium under the control of all stages of the manufacturing process.

Bring New Life to Your Electronic Devices — These Voniko 1.5 volt batteries are perfect for many popular gadgets and household items: Digital cameras, remote/game controllers, wireless keyboards and mice, alarm clocks, radios, shavers, and electronic toys to name a few.

★★★【High Quality】:Voniko a27 Battery has been Tested to Strict Quality Control Standards and has CE and ROHS Certification, which Ensures Longer Battery Life and Longevity.

★★★【What You Get】: 6PCS 27A Battery in Once Pack. Each Pack of 27a 12v Battery’s Expiration Date is Printed on the Battery Side, 3 Years Shelf Life.

★★★【Wide Applications】: Voniko 27a 12v Alkaline Battery Provides High Quality Performance in Various Electronic Devices. Works for Garage Door Openers, Garage Door Remotes, Radio Remotes, Car Alarms Remote Controls, Toys, Calculators, Organizers, Computer Equipment CMOS, and all other devices that requires this battery size.

Double Corrosion Protection – Unlike most flat batteries, VONIKO is designed with double corrosion protection so you’ll never open your devices to find corrosion and leaking acid inside. For over several decades, VONIKO has perfected battery safety.

7 Years Warranty Life – Who ever heard of a remote car battery CR2016 maintaining 7 years in storage? VONIKO have tested our shelf life which lasts seven years minimum.

Power Watches, Computers, And More – Each VONIKO 3 volt CR2016 battery has nearly unlimited uses: watches, computer motherboards, calculators, digital voice recorders, garage door openers, pet collars, stopwatches – they all take a 2016 button battery.

Double Corrosion Protection—Unlike most flat batteries, VONIKO is designed with double corrosion protection so you’ll never open your devices to find corrosion and leaking acid inside. For over several decades, VONIKO has perfected battery safety.

Capacity and Shelf life—1.5v LR44 batteries 20 pack are low self-discharge and valid for up to 5 years. It is suggested to store the battery in dry and low temperature environment, which can prolong the battery storage time.

Works with Many Small Devices—LR44 batteries that you can use with your toys, wireless doorbell, calculators, watches, mini radios, mini torches, games controllers and other digital devices.

New, Better, Improved – Power all of your cameras, flashlights, and other everyday electronics with the latest 9v battery outdoor technology: lithium which is twice as strong as alkaline batteries. Welcome to the future of your batteries.

Safer, Greener, Longer Lasting – Each VONIKO 9v 10 year battery is equipped with short circuit overcurrent protection and intelligent voltage surge safeguards, making VONIKO 9v lithium battery safe, green, and ideal for high-drain devices.

Full 10-Year Shelf Life – Use them right away or store them for a future emergency – you can be sure they’ll remain just as fresh as the day you got them up to 10 years from now. With extreme temperature operation, VONIKO = always ready to go.

Power of batteries d size Lasts 6-9 times longer than Leading Brands –Voniko D batteries maintain a steady 1.5 volt discharge for 6-9 times longer than an ordinary carbon battery.

Mercury Free and Environmentally Safe –Our D batteries 1.5 v made without harming the environment and are 100% lead, mercury and cadmium free.

Holds Power for 10 Years – Alkaline D batteries 8 pack are so powerful that even after 10 years, they will still have almost the same charge as they had while brand-new. That's because of our patented power barrier. Only Voniko has it!

★★★New, Better, Improved – Power all of your cameras, flashlights, and other high-powered electronics with the latest photo batteries CR2 technology: It is Non-rechargeable and lasts 3-5 times longer than alkaline batteries.New, Better, Improved – Power all of your cameras, flashlights, and other high-powered electronics with the latest photo batteries CR2 technology: It is Non-rechargeable and lasts 3-5 times longer than alkaline batteries.

★★★Safer, Greener, Longer Lasting with UL, RoHS certified– Each VONIKO cr2 3v lithium battery is equipped with PTC protection including short circuit overcurrent protection and intelligent voltage surge safeguards, making VONIKO cr2 batteries lithium ideal for high-drain devices.

★★★Full 10-Year Shelf Life – Use them right away or store them for a future emergency – you can be sure CR2 non-rechargeable batteries will remain just as fresh as the day you got them up to 10 years from now. With extreme temperature operation, VONIKO = always ready to go. Store at around 68°F for best results.

★★★New, Better, Improved – Power all of your cameras, toys, and other high-powered electronics with the latest photo batteries CR123a technology: VONIKO 123 lithium which is twice as strong normal CR123a lithium batteries.

★★★Full 10-Year Shelf Life – Use them right away or store them for a future emergency – you can be sure CR123a non-rechargeable batteries will remain just as fresh as the day you got them up to 10 years from now. With extreme temperature operation, VONIKO = always ready to go.

★★★Leak-Free Construction – Nothing is worse than 123 battery leakage; Luckily with VONIKO you’ll never have any reason for concern. Meanwhile, our lithium 123 batteries are designed to operate in temperatures ranging from -40°F to 140°F.

Double Corrosion Protection – Unlike most flat batteries, VONIKO is designed with double corrosion protection so you’ll never open your devices to find corrosion and leaking acid inside. For over several decades, VONIKO has perfected battery safety.

7 Years Warranty Life – Who ever heard of a remote car battery CR2025 maintaining 7 years in storage? VONIKO have tested our shelf life which lasts seven years minimum.

Power Watches, Computers, And More – Each VONIKO 3 volt CR2025 battery has nearly unlimited uses: watches, computer motherboards, calculators, digital voice recorders, garage door openers, pet collars, stopwatches – they all take a 2025 button battery.