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Home › Batteries › 26500
Rechargeable flashlight battery

26500 battery

1What it is2Safety3Other names4Facts5Buy it
  1. 1

    What it is

    26500

    26500 is a rechargeable flashlight battery, as long as an AA, but much fatter. It gives 3.7 volts.

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  2. 2

    Safety first

    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.

    INR26500ICR26500
  4. 4

    Quick facts

    Size
    As long as an AA, but much fatter
    Power
    3.7 volts
    Keeps in a drawer for
    About 3 years
    Rechargeable?
    Yes
    Found in things like
    C-size flashlightsSolar garden lights
  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 26500
    See results on Amazon →
    Amazon searchMulti-packs from any brandSearch Amazon for 26500 multi-packs
    See results on Amazon →
    Amazon searchDuracell listings, the same batterySearch Amazon for Duracell 26500
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See it at real size

26500 next to a US quarter and an AA battery. “Real size” matches your hand once your screen is set up in Measure it.

26500US quarterAA

What do the letters mean?

Battery names are a code. Here’s how to read 26500:

2626 mm diameter
50050.0 mm length
Li-ion3.7V rechargeable

The same battery from each brand

BrandTheir name for it
Official name26500

Exact measurements

Width
26.0 mm (1.024 in)
Length
50.0 mm
Voltage
3.7V (empty at 2.5V)
Energy stored
2600 mAh
Weight
—
Made with
Lithium-ion rechargeable
Works between
-20 … 60 °C
Official code
26500

Questions people ask

Is 26500 the same as INR26500?

Yes. They’re the same battery with different names. You might also see INR26500, ICR26500.

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.

26500
26500Rechargeable flashlight battery
Search Amazon for 26500As an Amazon Associate, KnowYourBatteries.com earns from qualifying purchases.

Something wrong or missing? Tell us

1What it is2Safety3Other names4Facts5Buy it