Green laser beams Working Range: 0~10 m 1 Horizontal Line, 4 Vertical Lines, 5 Strong Points and 1 Plumb Point Levelling accuracy: ±1.0mm at 7 m Line accuracy ±1.5mm at 7 m Leveling time <5s Self-leveling angle ≤3° Laser Type: Green Laser Class 3R, <5mW Without tripods, matches with EDL4161-2 tripods With Cross Lock Function With Laser Gain Function Operating temperature 0~+40℃ Storage temperature -20~+70℃ 4000mAh lithium battery Weight without batteries 950 g Packed by plastic box (with a battery and a charging cable)