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html›body›main#trends1,338 models · updated Nov 11, 2026
  1. compoundsemi.com
  2. Trends
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Flashlights

Battery: share by year

Share of flashlights by battery, by year of release.

Built-in Li-ion / Li-PoAAA18650 Li-ion21700 Li-ionAA
0%25%50%75%100%201820192020202120222023202420252026
YearBuilt-in Li-ion / Li-PoAAA18650 Li-ion21700 Li-ionAAModels
202642%15%10%17%5%106
202539%23%11%13%8%133
202429%15%23%20%9%92
202339%22%12%15%11%88
202252%16%9%9%7%150
202146%17%13%13%8%126
202053%12%15%12%11%92
201938%24%24%13%11%45
201824%37%19%0%14%59

By year of release; only models in our catalog are counted, so the newest year may still change.

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