... code technology 4, Safety auto-Reverse 5, Manual Conversion Roll up door openers1, Inpout Voltage : AC230/110V selectable2, Motor Type : ... .15, Courtesy lighting: Automatic Light Illuminates your garage for up to 90 seconds after the control box is activated. Enables ... is in travel and problem is there17, Back Up Power : interface is there for external back up power in case there is power failure ...