If I remember correctly, I think that this flash light goes into cigarettes lighter by the gear to get charged (Saw a picture on accessories catalog).
It's not the square one like we have had on previous BMW models.

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E70 MY08 3.0si Space Grey, Sport steering wheel, Titanium Grill, Titanium lower grill, Sidestep, and more to come

E60 MY05 525i SE Silver Grey, M5 mirrors, Hartge Classic II 20", Eibach Spring, M Sport Trunk spoiler.