1Support area, volume, Pythagorean theorem measurement, addition and subtraction, tracking measurement, maximum and minimum. 2The rangefinder kit provides quick, easy and accurate measurement, and one person can complete the work in a few seconds. 3Ideal for interior finishes, decoration, flooring and wall materials, real estates appraisals and evaluation. 4The use of highquality plastic material, durable, twocolor mold encapsulated plastic shell, feel better. 5The instrument has double photosensitive apertures, and its stability is significantly improved. Item Type: Laser Distance Meter Material: Plastic Color: As shown in the picture Product Size: Approx. 117x52x27mm / 4.61x2.05x1.06in Product Model: S100 Measuring Range: 0.05~100m Measurement Accuracy: ±2mm Laser Class: 2M II Laser Type: 620-690nm, <1mW Area: YES Volume Measurement: yes Measurement of Pythagorean Theorem: Yes Addition and Subtraction: yes Tracking Measurement: yes Maximum and Minimum: YES Backlight: Yes Prompt Tones (Can Be Turned Off): Yes Data Deletion: yes Data Storage: 20 groups Dust and Water Splashing: IP54 Operating Temperature Range: 0~40 Storage Temperature Range: -20~65 Battery Life: >5000 times Power Supply: 2xAAA LR6 1.5V (not included) Automatic Laser Shutdown: 30s Automatic Power Off: 3min