Bosch UniversalLevel 360 Laser Level with Tripod and Clamp  (Green Laser, Working Range: up to 24m, Accuracy: ± 0.4 mm/m, self-Levelling: up to ± 4°, 4X AA Batteries)

With the new AdvancedLevel 360 and the UniversalLevel 360, Bosch introduces two 360 line lasers with green laser beams for the first time on the DIY platform. When leveling, their laser lines are up to four times more visible than the red laser line... - Manufacturers part number: UNIVERSALLEVEL360