Tread tool
Keep on top of your tire tread with the Milton S448 Tire Tread Depth Gauge. The pocket-sized tool measures wear, and can alert you to alignment and inflation problems.
$6, amazon.com
Garage guide
Hit your mark the high-tech way, with the Maxsa Laser Parking System. It attaches to your garage ceiling, senses your approach and shines a light on a pre-selected spot on the hood of your car, letting you know you're properly parked.
$25-$34, smarthome.com
--Wheelbase Communications
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