DC Blue Advanced GDO Sectional 24V Batt 2×4 Button Transmitters

  • LED Programming and fault display and LED courtesy light
  • Safety beam input
  • Adjustable electronic limits, force control and selectable automatic closing
  • On-board dual channel rolling code radio receiver
  • Battery back-up
  • Audible diagnostics
  • Electronic lock-out
  • Optional external status, light and lock control