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Home › Batteries › LIR2032
Rechargeable coin battery

LIR2032 battery

1What it is2Safety3Other names4Facts5Buy it6Swaps
  1. 1

    What it is

    LIR2032+ 3.6V

    LIR2032 is a rechargeable coin battery, about the size of a nickel. It gives 3.6 volts.

    Get LIR2032 on AmazonAs an Amazon Associate, KnowYourBatteries.com earns from qualifying purchases.

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  2. 2

    Safety first

    Keep away from children and pets

    A swallowed coin or button battery can cause serious burns inside the body within 2 hours. If you think one was swallowed, get emergency help right away.

    Swallowed one? What to do now →

    This one is rechargeable

    It gives more power than a normal battery. Only use it in things made for it.

  3. 3

    Names you might see in the store

    All of these are the same battery. Any of them will work.

  4. 4

    Quick facts

    Size
    About the size of a nickel
    Thickness
    As thick as 4 credit cards stacked
    Power
    3.6 volts
    Keeps in a drawer for
    About 3 years
    Rechargeable?
    Yes
    Found in things like
    Devices with a built-in charging circuitSolar garden sensors
  5. 5

    Where to buy it

    As an Amazon Associate, KnowYourBatteries.com earns from qualifying purchases.

    Our pickThe exact match, 4-packEnergizer LIR2032 3.6V Battery (4-Pack)
    Check Price on Amazon →
    Best value10-pack, handy to keep in a drawerLIR2032 3.6V Battery Value Pack (10-Pack)
    Check Price on Amazon →
    Other brandDuracell, the same batteryDuracell LIR2032 / LIR2032 3.6V Battery
    Check Price on Amazon →

    Buttons open amazon.com 🇺🇸, picked from your country.

  6. 6

    Can I use something else?

    Can I use LIR2032 instead of CR2032?No
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See it at real size

LIR2032 next to a US quarter and an AA battery. “Real size” matches your hand once your screen is set up in Measure it.

LIR2032Thickness 3.2US quarterAA

What do the letters mean?

Battery names are a code. Here’s how to read LIR2032:

LILithium-ion rechargeable (3.6V)
RRound coin / button form factor
20≈ 20 mm diameter (exact 20.0 mm, 0.787 in)
323.2 mm thickness (exact 3.2 mm, 0.126 in)

The same battery from each brand

BrandTheir name for it
Official nameLIR2032

Exact measurements

Width
20.0 mm (0.787 in)
Thickness
3.2 mm
Voltage
3.6V (empty at 2.75V)
Energy stored
40 mAh
Weight
3 g
Made with
Lithium-ion rechargeable
Works between
-20 … 60 °C
Official code
LIR2032

Questions people ask

Is LIR2032 the same as LIR2032?

Yes. They’re the same battery with different names.

How long will a spare keep in a drawer?

About 3 years if it stays cool and dry.

Can I recharge it?

Yes, it’s rechargeable. Only charge it in a charger or device made for it.

Which way up does it go?

Usually with the side marked “+” facing you or facing up. Look at how the old one sits before you take it out.

LIR2032+ 3.6V
LIR2032Rechargeable coin battery
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1What it is2Safety3Other names4Facts5Buy it6Swaps