BOSCH GLL50-20 Cross Line Laser, Self Leveling, 50ft Range and Magnetic Laser Mount

["EXTENDED RANGE- 50 Ft. with ±5/16 In. accuracy at 30 Ft. (20 Ft. more than the GLL30).","DURABLE- This tool has full rubber overmold housing, designed to be similar to a roll cage, so every major impact point is reinforced with rubber. It has an IP55 rating and pendulum locks for safe transport.","EASY-TO-USE- Single switch operation. Ideal for homeowners and small remodeling jobs such as hanging pictures or installing shelves as an entry-level, easy-to-use tool, wherever leveling or alignment is needed.","COMFORTABLE- The ergonomic design is both lightweight and compact make it convenient to use and carry around.","SAFE - Class 2 laser, <5mW"]