Specifications:Model: AG2LMeasuring Range: Single axis: 4x0° to 90° and 2x0° to 180°Resolution: 0.05°Accuracy: Single axis: ±0.1° at 0°, 90°, and 180°; ±0.2° at other anglesBattery: 650mAh lithium batteryWorking Temperature: 0℃ to 40℃Storage Temperature: -10℃ to 50℃Weight: 150g Features: 1) 3-in-1 Multifunctionality: Combines digital level, angle meter, and laser line tool with horizontal and vertical laser lines for accurate alignment and measurements.2) High Precision Measurements: Offers 360°/4x90° angle measurement with ±0.1° accuracy at critical angles and ±0.2° for other positions, plus advanced resolution of 0.05°.3) Absolute and Relative Modes: Easily switch between ABS and REF modes, with bonus functions like unit conversion, data hold, and calibration for tailored applications.4) Strong Magnetic Base & Backlit LCD Display: Reliable attachment on metal surfaces with dual magnets and flip-adaptive LCD for easy reading in dim spaces.5) Long-lasting Battery Performance: Powered by a 650mAh lithium battery with Type-C fast charge and up to 20 hours of operation on one charge. Package Included: 1 x Digital Angle Gauge (Model AG2L)1 x USB Type-C Cable1 x Cloth Bag1 x User Manual