1、Rechargeable: Using Type C charging, charging speed, full charge can be used about 8000 times, 370mAh lithium battery, more lasting 2、Small Size: Laser ranging tools with 20mm thickness, small size, very suitable for us to go out when carrying, do not take up space 3、Integrated Mirror Display: The laser rangefinder tool has an integrated mirror display that shows current distance, front and rear reference, power, Bluetooth connection status, etc 4、Ranging Real Time Display: Remote distance, in situ master, short press the launch of laser, laser ranging tool real time display of the current length, data feedback fast, only need 0.1 seconds 5、Widely Used: Used to measure the new housing area, window height, sofa size, warehouse capacity, convenient and efficient measurement, easy power Item Type: Portable Laser Measurer Material: Plastic, Electronic Components Weight: Approx. 108g / 3.8oz Battery (Shipped with Built In Battery) : Lithium Battery 3.7V 370mah Applicable Scope: Indoor Environment Function: Single Measurement, Continuous Measurement, Area Measurement, Circumference Measurement, Volume Measurement, Wall Area Measurement Product Size: Approx. 80x37x20mm / 3.1x1.5x0.8in Laser Grade: II Laser Type: 630 to 670nm, <1mw Automatic Cutting Laser: 20 Seconds (Single Measurement) Automatic Shutdown: 150 Seconds Charging Specification: DC 5V 0.35A Full Charge Measurement Times: 8000 Times Storage Temperature Range: -20 Degrees Celsius to 60 Degrees Celsius Operating Temperature Range: 0 Degrees Celsius to 40 Degrees Celsius Storage Humidity: 20% to 80%RH 1 x Portable Laser Measurer 1 x USB Cable 1 x Specification