Description:  LM320 series digital angle meters are used to measure the precise angle in a variety of applications, designed with 2 or 4 sided magnetic bottom, and two-side laser design (Only LM320B) makes the measurement more accurate and convenient This series can be used in manufacturing, home decoration or DIY, and other fields requiring accurate angle measurements.     Features:  Relative or absolute measurement.  360° comprehensive measurement.  Bidirectional laser scanning.  mm or m, in or ft, percent , ° (default), unit switch.  Reverse display screen.  Data hold.  Portable and lightweight.     Specification:  Measuring range: 4×90°.  Accuracy: ± 0.2°.  Resolution: 0.01°.  Display: Reverse display screen with backlight.  Laser indication: Two-side lasers.  Battery capacity: 3.7V lithium battery (300mah).  Charge: Type C charging port.  Working time: 2 hours.  Magnet base: Four-sided magnet.  Automatic shutdown: Yes.  Relative or absolute measurement: Yes.  Low battery indicator: Yes.  Frame material: Aluminum alloy.  Product color: black and red. Product net weight: 106g.  Product size: 60×60×30mm.  Standard accessories: Type-C male to female extension cable.  Standard individual packaging: Gift box, User manual.     Package Included:  1 x Digital Angle Meter.  1 x Type-C male to female extension cable.  1 x User manual Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.