ANENG C40/60/80/100 Digital Laser Distance Meter Distance rangefinder Area Volume Test Multimeter Tool Measuring DeviceNote:C40, C60, C80, and C100 represent different models and different ranging distances.Features:User-friendly slippery-resistant texture design.Designed with bubble level, making measurement more accurate.HD backlight screen, reading is more clear and bright;Dustproof and waterproof level;3mm accuracy, stable and reliable measurement.Specifications: Model C40/C60/C80/C100 Range of measurement 0.05-40m/60m/80m/100m Measurement accuracy 3mm Display accuracy 1mm DoublePythagoreanMeasurement Yes PythagoreanMeasurement Yes Area and volume calculation method Yes Heightmeasurement Yes Addition/subtraction function Yes Continuous/max&minmeasurement Yes Storage of historical data Yes(20 groups) Buzzer Yes Battery type 2x1.5V AAA(not inclued) Battery life 5000 measurements at full power Laser cla Cla II Dustproof and waterproof cla IP54 Operating temperature 0 to 40 Storage temperature -10 to 50 Package Includes:1 x Laser Distance Meter(according to the choice)1 x Package rope1 x Packing bag1 x Instruction manual1 x Packing box(according to the choice)