Bosch GLL 3X Professional Compact 3-line Laser 

The Bosch GLL 3X Professional is positioned as an advanced entry-level 3-line crossline laser level

 It is a simple and easy product which has adequate technical specification

 Specifications Tripod： Supported Range：

Up to 15m Self-Levelling Range： ±4° Batteries： 4 AA 1.5V Batteries(not included)