Feature:1. High Precise Meter: This distance tester has millimeter level accuracy and large measurement range, can measure distances from 0.05 to 100m.2. Dual Photosensitive Holes: With dual photosensitive holes, enhanced optical compensation, more accurate for measurement.3. Large Capacity Storage: 99 groups of data can be saved at any time, and you can view and compare at any time.4. Excellent Laser Component: Adopt aspherical optical focusing lens, enhance reflected light reception, with excellent laser components, the measurement is accurate, stable, fast, low power consumption.5. Engineering Plastic Shell: The tester is integrally formed, cast by high precise mold, with high strength for better protection of the body.Specification:Item Type: Laser Distance MeterMaterial: ABSBattery: 2 x 1.5V AAA battery (not included)Purpose: Distance detectionBasic Parameters:Distance Measurement Range: 0.05-100mDistance Measurement Accuracy: (2mm+dx1/10000)Laser Type Class: Class 2 630-670nm,