Shockproof Laser Distance 50 Meter with Volume, Laser Tape Measure, Pythagorean Proposition and Includes 2 AAA Batteries

The maximum measuring range:40M.60M.80M.100M

Measuring accuracy:±2mm Measuring units: m/in/ft /ft+in Laser class: Class 2 Laser type:635nm,<1mW Area, Volume Measurement: Yes Secondary Pythagorean:Yes Indirect Pythagorean theorem: Yes Addition and subtraction: Yes Continuous measurement: Yes Min./max./value: Yes Beeper: Yes 4-line display with backlight: Yes Single distance measurement: Yes Historical memory: 20 Button: Soft rubber buttons Operating temperature: 0-40 degree Storage temperature: -10-60 degree Battery type: AAA 2 X 1.5V（Battery Not Included )

Brand Name: ZOKOUN Origin: Shanghai,China Size: 12*5*3cm Weight: 0.26kg Measuring accuracy: +-2mm Laser class: Class 2 Area, Volume Measurement: Yes Secondary Pythagorean: Yes Indirect Pythagorean theorem: Yes Addition and subtraction: Yes Continuous measurement: Yes Min./max./value: Yes Beeper: Yes 4-line display with backlight: Yes Single distance measurement: Yes