Self-leveling line laser(Red laser beams)

Working Range: 0 ~ 30 m
1 Horizontal Line and 4 Vertical Lines.
Leveling accuracy: ?1.0 mm at 5 m
Line accuracy: ?1.5 mm at 5 m
Leveling time: <3s Self-leveling range: ?3? Laser Type: Red Laser Class 3R, <5mW Operating temperature: 0 ~ +40? Storage temperature: -20 ~ +70? Batteries LR6 AA (1.5V) x 4 Weight without batteries: 980 g Without tripods, match with LT01152 tripods Includes: Cross Lock Function Laser Gain Function Packed by plastic box.