AEG CHARGING UNIT LM 1.5 - Manual (Page 31)

gB 31
Risk of damage!
▪
Never place the device over or near the battery to be charged. gasses from the
battery could damage the unit. place the device as far from the battery as the
connecting cable will allow.
▪
Never operate the device if it has been dropped or damaged in any other way.
For inspection and repair, take it to a qualified electrician