Feature:1. Millimeter Precision - equipped with high-speed algorithm chip and upgraded lens, this meter delivers stable and precise measurement with accuracy of 2mm.2. Capability - 0.1s quick measurement of distance, area, volume, indirect measurement through Pythagorean theorem.3. Practical Functions -unit switchable among meter (m), inches (in), feet (ft); auto-shut off in 60s. Support easy storage of 50 groups of data.4. Stay Accurate - with self-calibration which allows users to calibrate the meter whenever necessary, with adjusting range from -7 to 7mm.5. Rechargeable Battery - built-in rechargeable battery has a large capacity of 500mAh and can be easily charged via Type-C USB cable.6. Mini Size - it\u0027s small enough to fit in any jacket or trouser pocket, widely used in interior decoration, indoor design, construction field.Specification:Features:Millimeter Precision - equipped with high-speed algorithm chip and upgraded lens, this meter delivers stable and precise measurement with accuracy of ±2mm.Capability - 0.1s quick measurement of distance, area, volume, indirect measurement through Pythagorean theorem.Practical Functions - unit switchable among meter (m), inches (in), feet (ft); auto-shut off in 60s. Support easy storage of 50 groups of data.Stay Accurate - with self-calibration which allows users to calibrate the meter whenever necessary, with adjusting range from -7 to 7mm. Rechargeable Battery - built-in rechargeable battery has a large capacity of 500mAh and can be easily charged via Type-C USB cable.Mini Size - it's small enough to fit in any jacket or trouser pocket, widely used in interior decoration, indoor design, construction field.Specifications:Model: S40 / S60 / S80 (Optional)Measuring Range (no reflecting plate): 0.05-40m/60m/80mMeasuring Accuracy:+/-2mmUnit: M/in/ftMeasuring Time: 0.1-3sLaser Grade: Grade IILaser Type: 625nm < 1mwDustproof And Waterproof Grade: IP54Storage Data: 50 setsElectronic Level: 0-90° (±1° error)Automatic Laser Shutdown: 25sAutomatic Shutdown: 60sCharacters Display: Reverse display LEDMeasurement reference switching: √Data clearing: √Electric quantity display: √Signal intensity indicator: √Continuous measurement (max. and min.): √Add, subtract (distance, area and volume): √Area, volume and Pythagorean theorem measurement functions: √Operating temperature range: 0-40Storage temperature range: 25-60Battery: Built-in 3.7V 500mAh lithium batteryPower Supply: Type-C charging cableMaterial: aluminium alloyItem Size: 110 * 32 * 18 mm / 4.33 * 1.26 * 0.71 inchItem Weight: 60g / 2.12ozPackage Size: 14.5 * 7.3 * 4 cm / 5.71 * 2.87 * 0.16 inchPackage Weight: 120g / 4.23ozPackage List:1 * Laser Distance Meter1 * Type-C Charging Cable1 * Lanyard1 * User Manual (English)Package List:1 * Laser Distance Meter1 * Type-C Charging Cable1 * Lanyard1 * User Manual (English)