The Gizzmo DS II Shiftlamp.

This is without a doubt the very best shift light available today having a Super Tiny profile of 13mm X 61mm (.5in X 2.4in) and weighing a mere 49 grams (1.7oz) complete with loom.
Within the 100% Carbon Fiber case is  a full Microprocessor sampling your RPM signal in 16bit resolution at 0.0000045 of a second (222,222 times per second).

In addition to this there a 3 intensity settings so that you won't get blinded at night or not see it on a bright summers day. The DSII also is touch sensed so there are no switches or buttons, you simply touch it with your finger and it will react immediately.

Touch Sensing
Three display intensity
Three wire installation
Precision RISC Microprocessor
REAL 100% Carbon Fiber enclosure
Nine Super bright LEDS (1 X Pre-shift & 8 X Shift)
Supplied complete with loom and accessories