Makita SK103PZ Self-Leveling Combination Cross-Line/Point Laser Provides all possible reference lines required in leveling, aligning, plumbing, and squaring applications for maximum versatility Line visibility range up to 50' and Point visibility range up to 100' depending on ambient light in working environment Accuracy - horizontal line (+/- 1/8" at 30'); vertical line (+/- 1/16" at 30'); points (+/- 1/8" at 30') Fast self-leveling time; stability is achieved in 3 seconds for increased productivity Bright 635 nm class II laser for best-in-class visibility in moderate ambient light environment. Maximum radiant output power for classification is 0.95 mW Provides all possible reference lines required in leveling, aligning, plumbing, and squaring applications for maximum versatility Accuracy - horizontal line (+/- 1/8" at 30'); vertical line (+/- 1/16" at 30'); points (+/- 1/8" at 30') Fast self-leveling time; stability is achieved in 3 seconds for increased productivity Bright 635 nm class II laser for best-in-class visibility in moderate ambient light environment. Maximum radiant output power for classification is 0.95 mW