Amazon offers Prime members the Chamberlain Universal Laser Garage Parking Assist, model no. CLULP1, for $16.31 with free shipping. (Non-members can spend $49 or more to qualify for free shipping; otherwise, shipping costs $6.60.) That's tied with our mention from two weeks ago and the lowest price we could find now by $2. It features plug-in installation, class 2 laser, anchor, screw, two wire nuts, power adapter, and instructions.