The SB7-SDD Spirit Box & Shadow Detection Device Combo

The SB7-SDD Spirit Box & Shadow Detection Device Combo


NEW! SB7-SDD Spirit Box & Shadow Detection Device
The purpose of the device is to measure very subtle light contrast variations and convert the changes into audible tones that your ears can easily discern. The P-SB7-SDD is compatible with a RED, GREEN and WHITE LEDs, and it comes with a RED long range 75', and a RED short range diffuse LED illumination source. When a contrast variation occurs between the LED illumination source and the P-SB7-SDD, the audible tones will be heard. Ascending tones for light increase and descending tones for light decrease. Additional information can be found under Extended Specifications. Designed to compliment the popular RED & GREEN laser grids currently available.

The P-SB7-SDD works with:

* RED & GREEN LEDs
* A RED or GREEN Laser Grid
* A RED or GREEN Laser Pointer
* LED Flashlight
(1) Long Range RED Illumination Block (Included)
(1) Short Range (Diffuse) Illumination Block (Included)

* You can use the light from a RED exit sign, street light coming through a window, or any other indirect "stable" incandescent light.

This items takes a minimum of 7 to 10 business days to modify and ship out.

$199.00

This items takes a