Park Zone PZ-1600 Precision Parking Aid for $15.66

Park Zone PZ-1600 Precision Parking Aid for $15.66  Shipping is free on orders over $25.  If needed, use this Filler Tool to pad the order for free shipping.  Here is a screenshot for your reference. It features a traffic light design, auto on/off switch to sense vehicle movement and runs on 4 AA batteries (not included).  Most places have it for about $19 or more.