This is the reworked version of my adjustable phone stand. Improvements have been made:

• stronger latching
• notch for charging cable
• more slots for rigidity
• increased height by 10 mm for charging cable clearance

Printing i had good results with the following slicer settings:

• 1 mm extrusion width (0.4 mm nozzle)
• 1 perimeter
• 0.2 mm layer height
• no infill