Introducing the device that gives drivers the freedom of the road: the industry-leading L 250. Offering the most advanced technology currently available on an ignition interlock device, the LifeSafer L 250 is accurate, reliable, and easy to use.

  • Removable, sanitary mouthpiece
  • Small and discreet design – fits in the palm of the hand
  • Ready to use seconds after turning on
  • Multiple languages supported
  • Automatic reminders of service appointments

Interlock Features:

The LifeSafer L 250 ignition interlock employs “alcohol specific” technology that provides accurate readings without false positives.

Lightweight, ergonomic, and advanced, the L 250 is a technologically advanced and reliable ignition interlock designed for trouble-free use, day-in and day-out.

Events Log

This feature is a built-in memory chip that records all events associated with the device. All test data is recorded on the memory chip to comply with state regulations.

Service Reminder Reset

This feature reminds the client adequate that a service appointment should be booked soon.

Stall Protection

If the vehicle should stall, this gives the driver a few minutes’ grace period so the driver can re-start the ignition without needing a test. This is a safety precaution for the driver.

For more on the operation of the L 250, view the video in our support section.



For jurisdictions that require a camera with the ignition interlock installation, LifeSafer provides a camera that interfaces seamlessly with the L 250. The L 250 with camera offers all of the above features, plus:

  • Fully automatic camera operation – no action required
  • Wide viewing range so user does not have to look into camera
  • Ready to use seconds after turning on
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