Codice Articolo SPM1330
- The Lap Trigger is placed next to the track and projects an infrared beam of light across the track that triggers the infrared sensor (SPM1453 – sold separately) in the car or truck each time it passes
- Hook and loop straps included for easy mounting
- Only one lap trigger is necessary at each track
- 9V battery included
- Telemetry Handheld Unit (SPM1320 – sold separately) required to display lap times
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