The more expensive laser levels are self-leveling and others require the operator to adjust them. The great thing though, is that they are extremely accurate, even for long distances.

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

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).

Ryobi's Laser Cube was the perfect tool for enthusiasts who wanted to hang something level, but it has since been discontinued. Here's some alternatives.

Ryobi's Laser Cube was the perfect tool for enthusiasts who wanted to hang something level, but it has since been discontinued. Here's some alternatives.