$19 Polaroid sonar sensors

This may be the lowest price ever for a Polaroid sonar unit. http://www.1sorc.com

Add pictures here
<% if( /^image/.test(type) ){ %>
<% } %>
Add image file

Polytechforum.com is a website by engineers for engineers. It is not affiliated with any of manufacturers or vendors discussed here. All logos and trade names are the property of their respective owners.