Power the devices you rely on every day with the Rayovac CR2032 Lithium Coin Cell Battery (KECR20321)—a dependable, compact 3V coin battery designed for steady performance in a wide range of small electronics. Featuring a 3.0-volt output and a rated capacity of 225 mAh, this silver CR2032 battery is a popular choice for everything from key fobs and remotes to watches, medical devices, and household electronics that require consistent coin-cell power.
If you’re searching for a Rayovac CR2032 battery, a 3V lithium coin cell, or a replacement for CR2032-powered devices, this model offers a straightforward, compatible power solution backed by a trusted battery brand.
CR2032 compatibility: a common coin cell size for everyday devices
The CR2032 is one of the most widely used coin cell battery types, found in countless consumer and professional applications. This Rayovac CR2032 is designed to replace standard CR2032 batteries used in many products, including:
Key fobs and car remotes
Watches and fitness devices
Small LED lights and novelty electronics
Digital scales and calculators
Medical and health devices (where applicable)
Computer peripherals and small electronics
Toys, timers, and compact sensors
Because so many devices rely on CR2032 batteries, keeping a reliable replacement on hand is an easy way to avoid downtime when power runs low.
3.0 volts for consistent output
This coin cell provides 3.0 volts, the standard voltage required for CR2032 applications. Choosing the correct voltage is essential for reliable device operation, especially in electronics that depend on stable output to maintain settings, memory, or consistent function.
225 mAh capacity: built for practical runtime
With a rated capacity of 225 mAh, the Rayovac CR2032 is designed to provide practical runtime in compatible devices, depending on the specific power demands of the product. Devices like key fobs and watches often require low, steady current over long periods, and a properly matched CR2032 battery helps support that type of use.
Silver coin cell design: compact, easy to store, easy to swap
Coin cells are valued for their slim profile and convenience. This silver CR2032 battery is compact and easy to store in a drawer, toolkit, glove box, or emergency kit. When a device stops responding or starts showing low-battery symptoms, swapping in a fresh CR2032 is typically quick and simple—helping you get back up and running fast.
Ideal for home, office, and emergency kits
A CR2032 coin battery is one of the most useful spares to keep around, because it fits so many everyday devices. This Rayovac option is great for:
Household battery organizers
Office drawers and IT kits
Vehicle key fob backups
Travel kits for watches and small electronics
Emergency preparedness supplies
Having a known replacement battery on hand can save time when a key fob dies at the wrong moment or a device needs a quick power refresh.
Product details for accurate ordering
To ensure you’re purchasing the exact battery you need, verify these identifiers:
These details help you match the correct replacement battery and avoid ordering the wrong coin cell size.
Why choose the Rayovac CR2032 (KECR20321)?
If you want a reliable CR2032 3V lithium coin cell for key fobs, watches, remotes, and other small electronics, the Rayovac KECR20321 is a solid option. With a 3.0V output and 225 mAh capacity, it’s designed to deliver consistent power in compatible devices—making it a smart battery to keep stocked at home or at work.
Choose the Rayovac CR2032 Lithium Coin Cell Silver 3.0 Volts 225 mAh (KECR20321, UPC 012800462773) for convenient, compatible power when your devices need it most.
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