Laser level tools are always important for housework. Some of the best novice options on the market come from DeWalt, and they're surprisingly easy to use.

A laser level can be an invaluable tool for keeping things straight, but which color laser level you use may be more important than you realize.

Most laser levels are self-leveling, using an internal pendulum and magnet mechanism to indicate when the beam is completely level (and blinks to indicate it's not level yet).

Straight lines are essential for home improvements and DIY projects. The best laser levels will help you measure with precision.