Key Battery Outlet Tesla CR2354 Key Fob Battery 2-Pack — 3V OEM-Style Lithium, Model X Fit

These two CR2354 3V lithium cells are drop-in replacements for Tesla Model X key fobs, restoring reliable remote operation quickly and easily.

When a Tesla key fob begins to respond intermittently, shows low-battery alerts, or no longer unlocks the car from range, replacing the internal CR2354 battery is a fast, low-cost fix. This 2-pack from Key Battery Outlet matches the OEM specifications used in Tesla Model X smart keys, so you get a snug fit, correct voltage, and dependable contact with the fob's terminals. The kit includes two batteries and access to a step-by-step replacement video to make the swap painless—even if you've never opened a key fob before.

How do these CR2354 batteries fit my Tesla Model X key fob?

The batteries are sized and specified to match the original cell inside Tesla Model X smart keys. They are 3V lithium coin cells designed to sit in the same compartment and make the same electrical contact points as the factory battery, so no modification is necessary.

• Exact CR2354 dimensions and 3V output for direct compatibility
• Shipped as a 2-pack so you have a spare when the first one ages
• Intended for the Model X key fob form factor and contacts

How easy is it to replace the battery in a Tesla key fob?

Replacement takes only a few minutes and requires no special tools. The package provides access to a clear step-by-step video that walks through opening the fob, exchanging the cell, and resealing the case to restore proper function.

• Simple pry or slide access depending on your fob revision
• Video guidance shows correct polarity and contact seating
• No programming or factory reset is typically needed after replacement

What performance can I expect from these lithium coin cells?

CR2354 lithium cells are known for stable 3V output and long shelf life, giving consistent operation for low-drain devices like key fobs. While actual lifespan depends on usage patterns and fob features, you can expect months to years of normal operation under typical conditions.

• Stable 3V output suitable for low-current remote electronics
• Long storage life when unused; replace before leakage risk increases
• Two-cell pack ensures immediate replacement and a spare on hand

Are these batteries safe to use and store?

When handled correctly CR2354 cells are safe for consumer use, but they should be kept away from children, short circuits, and extreme heat. Store unused cells in a cool, dry place and dispose of spent lithium cells according to local battery recycling rules.

• Keep out of reach of children and pets
• Avoid metal contact or puncturing the cells
• Follow local regulations for recycling used lithium coins

Who is this for: Drivers of Tesla Model X who want a simple, cost-effective way to restore key fob performance without visiting a service center. This 2-pack from Key Battery Outlet suits do-it-yourselfers who prefer OEM-style replacements, owners who keep spares for convenience, and anyone troubleshooting a nonresponsive or weak key fob signal.