Uf, difficult to say, as the light is always activated at various intervals. intervals. But I would guess 100h +

Hello,
Another user suggested the following answer:
"Excellent question, but no idea. it depends on several factors such as the capacity of the 3 AA batteries of the level of illumination because this lamp has 6 levels, I advise you to utlilser AA rechargeable batteries instead of AA batteries style Verico LoopEnergy 4 packs AA, rechargeable batteries, charging via USB-C."