Customized version of http://www.thingiverse.com/thing:57281

Created with Customizer! http://www.thingiverse.com/apps/customizer/run?thing_id=57281

Using the following options:

_labelText =
_rows = 4
_fitGap = 0.1
_part = bottom
_labelDepth = -0.3
_insideHeight = 30
_labelHeight = 8
_labelFont = write/orbitron.dxf
_lipHeight = 2
_columns = 10
_batteryDiameter = 10.9
_walls = 0.8
_base = 0.8