1、DOUBLE SIDED LED SCREEN: The screen surface is HD soft and smooth, with measurement response in seconds and real time data display. 2、ALUMINUM ALLOY: The housing of the angle meter is made of aluminum alloy, which is comfortable in hand, hard and wearable, and easy to use. 3、IP54 PROTECTION LEVEL: The angle meter has IP54 engineering grade protection, which is effectively waterproof and dustproof and not easily damaged. 4、RED LIGHT SOURCE: Angle meter adopts high brightness LD red light source, low power consumption, horizontal and vertical measurement, strong penetration, clear visualization from far and near. 5、APPLICABLE SCENE: Angle meter is suitable for home decoration, woodworking, engineering measurement, mechanical equipment and other scenes. 1 x Digital Inclinometer Protractor1 x USB Cable1 x Instruction Item Type: Digital Inclinometer ProtractorMaterial: Aluminum alloyRange: Single axes 4 x 90°Resolution: 0.1°Accuracy: Single axes ± 0.2°Laser Accuracy: 2m distance error ±5mmRepeatability: 0.1°Power Supply: 1 x 3.7V lithium battery 1000mAh (built in)Use Environment: 0-40℃ (humidity not more than 80%)Magnet: Magnetic adsorption measuring surface, can be adsorbed on the measured workpiece for measurementBenchmark: Absolute 0 measurement with the horizontal plane as the benchmark