1870 sword please help on unit mark

[Francisque]

Hi,
Can you please identify the unit?
Thanks a lot.

 

[2nd.Leibhusar]

A.F. is Fußartillerie-Regiment

 

[2nd.Leibhusar]

..

 

[Francisque]

Thanks. Is this sword valuable? Grip is damaged....Scabbard and blade are perfect.

 

[Neil Young]

To expand the unit mark a little, is is Batterie 1, weapon 5.