KnowYourBatteries
KnowYourBatteries
Find by thingFind by batteryCan I swap?Measure itGuidesAbout usContact usSwallowed a battery?
Privacy policyTerms of useAffiliate disclosureCookie settings
EnglishEspañolFrançaisDeutsch

As an Amazon Associate, KnowYourBatteries.com earns from qualifying purchases. Battery facts come from the makers’ datasheets.

HomeFind by thingFind by batteryCan I swap?Measure it
Home › Batteries › V625U
Button battery

V625U is the same as LR9

1What it is2Safety3Other names4Facts5Buy it
  1. 1

    What it is

    LR9+ 1.5V

    V625U is just another name for LR9. Same battery, different label, so you can buy either one.

    Search Amazon for V625UAs an Amazon Associate, KnowYourBatteries.com earns from qualifying purchases.

    Something wrong or missing? Tell us

  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.

    LR9625
  4. 4

    Quick facts

    Size
    A little smaller than a dime
    Thickness
    As thick as 8 credit cards stacked
    Power
    1.5 volts
    Keeps in a drawer for
    About 5 years
    Rechargeable?
    No, use once
    Found in things like
    Car key fobsGarage door remotesWireless doorbells
  5. 5

    Where to buy it

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

    Amazon searchEnergizer listings, any pack sizeSearch Amazon for Energizer 625
    See results on Amazon →
    Amazon searchMulti-packs from any brandSearch Amazon for V625U (LR9) multi-packs
    See results on Amazon →
    Amazon searchDuracell listings, the same batterySearch Amazon for Duracell LR9
    See results on Amazon →

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

Show more details (optional)

See it at real size

LR9 next to a US quarter and an AA battery. “Real size” matches your hand once your screen is set up in Measure it.

LR9Thickness 6.0US quarterAA

What do the letters mean?

Battery names are a code. Here’s how to read V625U:

V625UVarta proprietary code for this cell
LR9Physical cell: 15.5 × 6.0 mm, 1.5V alkaline

The same battery from each brand

BrandTheir name for it
Official nameLR9
Energizer625
VartaV625U

Exact measurements

Width
15.5 mm (0.610 in)
Thickness
6.0 mm
Voltage
1.5V (empty at 0.9V)
Energy stored
190 mAh
Weight
—
Made with
Alkaline
Works between
-10 … 60 °C
Official code
LR9

Questions people ask

Is V625U the same as LR9?

Yes. They’re the same battery with different names. You might also see LR9, 625.

How long will a spare keep in a drawer?

About 5 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.

LR9+ 1.5V
LR9Button battery
Search Amazon for V625UAs an Amazon Associate, KnowYourBatteries.com earns from qualifying purchases.

Something wrong or missing? Tell us

1What it is2Safety3Other names4Facts5Buy it