Nubeo Space Invaders NB-6099 L.E. / 5 in 1

Double Tap 6 to Unlock Tap Functions / Single Tap to Lock tap functions.

Centre to Zoom.

Between 1 & 2 to toggle faces.

3 to adjust Brightness.

9 to toggle Dim - Auto / On / Off.

12 to toggle Digital Time - On / Off.

Central Rotor Battery Reserve in Dim.