Model rocket launch controller. For rockets with Estes or Klima motors and small composite motors with Sierrafire XS or S ignitors. Ergonomic shape with LED and beeper for continuity. Uses one or two 9 volt batteries.
Universal launch controller for model rockets with any type of rocket motor. Can be used for motors up to E class with the included cable. For larger motors the cable must be lengthened to 10 meters or more.