: Measuring range: 0.05-60 m Measuring accuracy: (2 mm + d * 1/10000) Unit of measurement: m/in/ft Single measurement: Support Continuous measurement: Support Area/volume measurement: Support Pythagorean measurement: Support Key tone: Support Battery type: 3.7 V 370 mAh battery Laser type: 630-670 nm < 1 mW Auto-off laser: 150 sec Auto-off laser: 20 sec Characteristics: Double transmitting and single receiving Press to fire the laser, press again to fire the laser again for calibration and the resulting data is displayed in real time. Clear and bright LCD screen Displays current measurement data, historical measurement data, measurement reference, measurement unit, power status, etc. 0.2 second response Instant press and display, convenient for displaying, home textiles, furniture, decoration and other measurements. 3 types of units Switchable measurement starting point Up to 60m 0.002 m millimetre accuracy 2 mm high measuring accuracy, measuring distance up to 0.05 m, up to 60 m, much higher than similar products Full charge can measure 8000 times 370 mAh high capacity lithium battery, Type-C interface charging. Delivery contents: Laser rangefinder 1 Charging cable 1 User manual 1