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Home › Batteries › CR1616
Coin battery

CR1616 battery

1What it is2Safety3Other names4Facts5Buy it
  1. 1

    What it is

    CR1616+ 3V

    CR1616 is a coin battery, a little smaller than a dime. It gives 3 volts.

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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 →
  3. 3

    Names you might see in the store

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

    DL1616ECR1616
  4. 4

    Quick facts

    Size
    A little smaller than a dime
    Thickness
    As thick as 2 credit cards stacked
    Power
    3 volts
    Keeps in a drawer for
    About 10 years
    Rechargeable?
    No, use once
    Found in things like
    Older Honda & Acura key fobsWatches
  5. 5

    Where to buy it

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

    Our pickThe exact match, 4-packEnergizer CR1616 3.0V Battery (4-Pack)
    Check Price on Amazon →
    Best value10-pack, handy to keep in a drawerCR1616 3.0V Battery Value Pack (10-Pack)
    Check Price on Amazon →
    Other brandDuracell DL1616, the same batteryDuracell DL1616 / CR1616 3.0V Battery
    Check Price on Amazon →

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

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See it at real size

CR1616 next to a US quarter and an AA battery. “Real size” matches your hand once your screen is set up in Measure it.

CR1616Thickness 1.6US quarterAA

What do the letters mean?

Battery names are a code. Here’s how to read CR1616:

CLithium manganese dioxide chemistry (3.0V)
RRound coin / button form factor
16≈ 16 mm diameter (exact 16.0 mm, 0.630 in)
161.6 mm thickness (exact 1.6 mm, 0.063 in)

The same battery from each brand

BrandTheir name for it
Official nameCR1616
EnergizerECR1616
DuracellDL1616
Renata (Swiss)CR1616
PanasonicCR-1616

Exact measurements

Width
16.0 mm (0.630 in)
Thickness
1.6 mm
Voltage
3.0V (empty at 2.0V)
Energy stored
55 mAh
Weight
1 g
Made with
Lithium manganese dioxide
Works between
-30 … 60 °C
Official code
CR1616

Questions people ask

Is CR1616 the same as DL1616?

Yes. They’re the same battery with different names. You might also see DL1616, ECR1616.

How long will a spare keep in a drawer?

About 10 years if it stays cool and dry.

Can I recharge it?

No. Never try to recharge 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.

CR1616+ 3V
CR1616Coin battery
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1What it is2Safety3Other names4Facts5Buy it