[lts70]

Here is some info I got from him in past emails. I am hoping he sends me a scaned brochure. If he does I will post it.

There is only one moving part projected to last 800,000 hours or about 4 million miles.

Our device screws right to the back of the instrument. The drive unit is only 1" dia x 2" long. A length of cable connects the drive unit to the control box so that it can be adjusted without having your head stuffed up under the instrument cluster. This control box is 1.5" x 2.5" x 1"....Very small.

Easy To Use HUMAN READABLE Adjustments - No Lookup Tables or Dip Switch Settings!

Very Wide Calibration Range with Very Small Incramental Steps for Fine Tuning.
Can be Used to Reset or Modify Transmission Shift Points, Active Steering and Other Mechanical Speed Related Systems.
Compatible With Any Speed Sensor or Speed Signal Without Adjustment!
Rugged Output Drives Virtually Any Mechanical Speedometer!
Indicator LED's Confirm Input, Power & Output Signal Functions Making Your Installation & Trouble-Shooting A Snap!
Designed to Exceed OEM Automotive Specifications for Temperature, Vibration, Electrical Spike & Short Circuit Protection.
Can be Used as an English (MPH) to Metric (KPH) Converter for Your Existing Speedometer.
Designed to be used for On-The-Fly Speedometer Ratio Changes for 2 speed gearbox & differential assemblies (typically used in heavy trucks).
Easy to Readjust for Seasonal or Multiple Sets of Tires.
Built-In Test Oscillator Helps in Installation & Calibration.
No Output When Sitting Still Preventing Your Vehicle From Logging Undue Mileage.
Good For Engine Control, Cruise, Transmission Control, & Mehcanical Speedometers.