K40 recommends installing three Laser Defusers on the front of every vehicle. For optimum placement for your specific vehicle, consult with your dealer and/or call us at 800-323-5608.

Why do I need a K40 Laser Defuser system if my current radar detector has laser detection capabilities? Laser guns can measure a vehicle’s speed in less than one second. By the time a laser detector …

Beam Divergence refers to the diameter of the laser beam as it travels. Just like the beam from a flashlight, the beam is small if you hold it against a wall. As you back away from the wall, the beam …

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Jan 4, 2016 · It matters a great deal to the people who call K40 their home and to the people who buy and sell our products. We choose our intention, our words, and our actions.

VG-2 Shielded K40 Systems are passively and actively designed to prevent detection from the police VG-2 Gun (radar detector detector).

K40 Laser Defusers have been designed to allow integration with preexisting K40 remote radar detection systems. This integration eliminates installing an extra warning light or speaker to receive …

K40 Laser Defusers have been designed to allow integration with preexisting K40 remote radar detection systems. This integration eliminates installing an extra warning light or speaker to receive …

To assure the Defuser module is properly leveled, insert the rod on the K40 supplied level into the leveling assembly hole located near the middle of the Defuser module (see diagram C3).

K40 continues to offer the best guarantees in the industry – as it has since 1981. It’s a confidence that comes from three decades of designing the very best automotive radar and laser protection systems …