Tune the Guitarlele in fis (F#)

F# / B / E / A / C# / F#

or alternatively tune it in key A (a fourth up comparing to regular guitar tuning)

A / D / G/  C/  E/  A

and use special nylon strings made for short scales.

Ortega recommends and uses D´Addario EJ27N-1/2 



Color     natural
Wood, top     flamed mahogany
Finish, top     high gloss
Wood, back     flamed mahogany
Finish, back     high gloss
Wood, neck     mahogany
Wood, fretboard     rosewood
Wood, bridge     rosewood
Tuner     gold plated
Fret     18
Scalelength     435
Nut width     45 mm
Depth, body     68 mm