1. Use high-brightness LD red laser source, low energy consumption, horizontal and vertical measurement at the same time, multi-grid strong light spots are clearly gathered, strong penetrating power, and the distance is still clear no matter how far away 2. Surface anodized + fine sandblasting, creating excellent metal texture 3. The screen adopts ultra-wide double-sided LED color screen, high-definition smooth and smooth surface, measurement response per second, real-time data display 4. Light weight, small size, easy to carry 5. Using reinforced anti-drop metal shell, not easy to break, durable 6. The combination of revolutionary technology based on micro-electromechanical system and advanced software technology realizes high-precision measurement with an accuracy better than +/-0.5 degrees Parameter: 1. Charging port: Type-C 2. Laser wavelength: 660nm 3. Laser class: Class 2 4. Degree of protection: IP54 5. Indoor distance: about 10 meters 6. Battery capacity: 730mah 7. Working mode: absolute angle + relative angle 8. Size: 120x20x35mm 9. Weight: 95gSpecification: Package Weight One Package Weight 0.17kgs / 0.37lb One Package Size 15cm * 5cm * 5cm / 5.91inch * 1.97inch * 1.97inch Qty per Carton 80 Carton Weight 12.46kgs / 27.47lb Carton Size 30cm * 20cm * 50cm / 11.81inch * 7.87inch * 19.69inch Loading Container 20GP: 888 cartons * 80 pcs = 71040 pcs 40HQ: 2063 cartons * 80 pcs = 165040 pcs