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What Size Battery Do I Need For My Key Fob

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20 Best What Size Battery Do I Need For My Key Fob of 2023 – Romance University

After hours researching and comparing all models on the market, Romance University finds out the Best What Size Battery Do I Need For My Key Fob of 2023. Check our ranking below.

2,025 Reviews Scanned

SaleRank No. #1
Toyota Key Fob Battery Replacement Kit - CR2032 3V Lithium Batteries (2-Pack) - OEM-Quality for RAV4, Highlander, Camry, Corolla, Prius & More - Easy Install with Pry Tool
  • Reliable Power Solution – Includes two premium CR2032 lithium batteries, ensuring long-lasting and dependable power for your Toyota key fob.
  • Wide Toyota Compatibility – Perfect replacement for key fobs used for Toyota RAV4, Highlander, Camry, Corolla, Prius, Tacoma, and more.
  • Easy DIY Installation – Comes with a precision pry tool, allowing for hassle-free battery replacement in minutes.
  • OEM-Quality & Performance – Engineered to meet or exceed OEM specifications, guaranteeing strong and consistent key fob functionality.
  • Cost-Effective & Convenient – Save time and money by replacing your key fob battery at home, eliminating dealership service fees.
SaleRank No. #2
Elite Batteries Key Fob Battery Replacement for Jeep Dodge Ram Chrysler (Cherokee Caravan Town & Country Charger Compass Durango Challenger Journey Renegade Pacifica Patriot) Remote Fobik -Retail Pack
  • Elite Batteries Replacement: Elite Batteries are compatible with most Jeep, Dodge, Ram, Chrysler, Fiat, Mopar, and Stellantis key fob remotes and fobiks.
  • Not compatible with ✘ 19-24 Ram 1500 Pickup, ✘ 20-24 Ram 2500/3500/4500 Pickup, ✘ 23-24 Grand Cherokee (and some 21-22 fobs), ✘ 18-24 Wrangler, ✘ Gladiator, ✘ Wagoneer, ✘ Dodge Neon, ✘ Dodge Intrepid, ✘ Fiat Spider
  • Industrial-Strength Batteries: Superior performance and lifespan; compatible with the car models mentioned below in the description.
  • More Value: Long-lasting performance for your key fobs, remotes, and more (tons of uses).
  • Disclaimer: Check fitment guide in images and description to guarantee compatibility with your key fob model. Key fob batteries use by date is: 12/31/2033 (8-year shelf life).
SaleRank No. #3
CR2032 Key Fob Battery Replacement (2 Pack) – Compatible with Key Fobs That Require CR2032 – Universal Fit – Video Installation Guide Included
  • BROAD COMPATIBILITY ACROSS BRANDS - Compatible with all major car brands, fits with TOYOTA, VOLKSWAGEN, HONDA, CHEVY, BMW, HYUNDAI, KIA, FORD, LEXUS, JEEP, AND ALL OTHERS. Most of the car key fobs use this type of CR2032 batteries. Direct battery replacement for your key fob.
  • 2 PACK CR2032 Button Coin Cells - Each CR2032 key fob battery delivers consistent power in hot, cold, and high-usage conditions. Includes two high-quality, OEM-equivalent lithium batteries to power your smart remote key fob with dependable efficiency.
  • EASY DIY REPLACEMENT VIDEO - Comes with a detailed video guide, no programming required. Simply follow the instructions to replace the old battery and restore full key fob functionality in minutes.
  • CAR KEY FOB BATTERY BACKUP - Reliable & Durable Performance – Engineered for longevity, these batteries provide consistent power output, reducing the risk of fob malfunctions.
  • HIGH QUALITY BATTERIES - Our batteries are sourced from the same manufacturer as used by major car brands for their OEM key fobs. Ensuring maximum compatibility and performance for your remote. Keep a spare battery on hand for emergencies and avoid expensive dealership replacements with this affordable pack
SaleRank No. #4
Key Fob Battery CR2032 for Chevy (2 Pack) - OEM Remote Replacement for Chevy Tahoe, Suburban, Trax, Equinox, Silverado, and GMC Yukon, Acadia, Terrain, Sierra (HYQ1AA, HYQ1EA) - Check Fitment Guide
  • KEY FOB BATTERY INSTALLATION: This kit includes [qty 2] CR2032 coin batteries and [qty 1] pry tool for a smooth and secure installation of your key fob battery for Chevy and GMC models.
  • OEM-QUALITY CR2032 BATTERIES: Includes high-performance CR2032 batteries matching the original batteries for Chevy and GMC vehicles, ensuring reliability and a perfect fit.
  • CHECK FITMENT BEFORE PURCHASE: Refer to our listing images to confirm compatibility with your key fob for Chevy or GMC and ensure the CR2032 battery is the correct size.
  • EASY REPLACEMENT PROCESS: The included pry tool simplifies installation and helps prevent damage to your key fob for Chevy or GMC during battery replacement.
  • INSTALLATION VIDEO INCLUDED: Access a quick and straightforward video guide for replacing your key fob battery for Chevy and GMC models with confidence.
Rank No. #5
Key Fob Replacement Batteries CR1632 for Lexus RX350 (07-15), GX460 (10-20), ES350 (07-12), IS250/350 (06-13), CT200h (11-17), LS460 (07-17), RX450h (10-15) Remote Fob (2-Pack) (Check Fitment Guide)
  • CONFIRM FIT **Please confirm compatibility using the fitment guide located in the product images** This battery will not fit your key fob unless your fob exactly matches one of the compatible examples provided.
  • Compatible with Lexus remote key for: ✔ RX350 (2007–2015) ✔ GX460 (2010–2020) ✔ ES350 (2007–2012) ✔ IS250 (2006–2013) ✔ IS350 (2006–2013) ✔ CT200h (2011–2017) ✔ LS460 (2007–2017) ✔ RX450h (2010–2015) ✔ GS350 (2007–2012) ✔ RX400h (2006–2009) ✔ LX570 (2008–2015) ✔ RX330 (2006) ✔ GS300 (2005–2006) ✔ HS250h (2010–2012) ✔ ISF (2008–2014) ✔ LS600hL (2008–2017) ✔ GS430 (2006–2007) ✔ GS450h (2007–2012)ob for:
  • Not compatible with: ✘ ES 300 ✘ ES 300h ✘ ES 330 ✘ GS F ✘ GX 470 ✘ IS 200 ✘ IS 200t ✘ IS 300 ✘ IS 500 F ✘ LC 500 ✘ LC 500h ✘ LS 430 ✘ LS 500 ✘ LS 500h ✘ LX 470 ✘ LX 600 ✘ NX 200t ✘ NX 300 ✘ NX 300h ✘ NX 350 ✘ NX 350h ✘ NX 450h+ ✘ RC 300 ✘ RC 350 ✘ RC F ✘ RX 300 ✘ RX 350h ✘ RX 350L ✘ RX 450hL ✘ RX 500h ✘ RZ 450e ✘ SC 430 ✘ TX 350 ✘ TX 500h ✘ TX 550h+ ✘ UX 200 ✘ UX 250h ✘ UX 300h
  • Avoid expensive dealer service charges and easily replace your key fob battery yourself - only takes a few minutes - no programming required - do-it-yourself guide to changing your key fob battery in the description
  • Includes (2) original premium Deluxe CR1632 3V batteries. Does not include actual key fob

Last update on 2025-07-06 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API

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FAQ:

Q: What kind of battery do I use in my key fob?

A: Your car’s key fob battery powers the fob that makes taking your car for a drive much more convenient. It operates your vehicle’s power locks, remote start, and sometimes it may be needed to drive the vehicle at all. The most common types are CR2025 and CR2032 3-Volt batteries.

Q: How do you replace a battery in a key fob?

A: Replacing the Battery Pry the battery out with a screwdriver. The battery looks like a small, silver coin placed in fob’s center. Slide the new battery into place. Fit the new battery into the slot where the old one was. Screw the fob back together. Put the cover back on the fob. Test the key fob.

Q: What kind of batteries do key fobs take?

A: The type of key fob you get indicates the battery needed. An INFINITI Key Fob requires a CR2025 type battery, while a key fob designed for the INFINITI Intelligent Key requires a CR2032 battery.

Q: Do all key fobs have batteries?

A: Most key fobs do at least have batteries that last a long time and aren’t in continuous use, so some car owners can go for years without having to worry about changing them. Some car owners buy and sell their cars again without ever having to touch the inside of a fob.

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