Lighting arrangement with an exchangeable lighting cap

A lighting arrangement with an exchangeable lighting cap, comprising:

• the lighting cap with at least one light emitting element arranged on a front face of said lighting cap, wherein a direction of illumination is perpendicular to the front face, and
• with two positioning slots arranged at an edge of the front face,
• each of the positioning slots being aligned perpendicular to the direction of illumination,
• a holder with an opening for receiving at least the front face of the lighting cap,
• wherein two positioning elements are arranged at a rim of the opening,
• the positioning elements being insertable into the positioning slots of the lighting cap by elastic deformation of the holder or of the lighting cap to fix the position of the lighting cap in the holder by a tight fitting, and
• a lock lever arranged at the lighting cap and the holder,
• the lock lever being turnable between an open position for inserting the lighting cap into the opening of the holder and a locked position for locking the lighting cap in position on the holder.