1. Good phase optical linearity, accurate and stable
2. Waterproof and dustproof, 1.5 meters anti-drop, one-piece molding
3. Aspherical optical lens, excellent low distortion and anti-interference performance, greatly reducing the impact of ambient light
4. HD backlight, easy to use in dark environment
5. Measurement mode: length / area / volume / Pythagorean / angle measurement / height measurement / wall speed measurement
6. Measuring range: SWDS50: 50 meters, SWDS70: 70 meters, SWDS100: 100 meters, SWDS120: 120 meters
7. Scope of application: indoor ranging measurement, length/height measurement, infrared ranging
8. Working voltage: 3v
9. Working current: 1.6A
10. Working power: 4.8w
11. Packing list: host, manual, color box, carrying bag, reflector, lanyard
12. Power supply mode: 2 AA batteries (not included in the product)
13. Protection class: IP54
14. Dimensions: 11.2 x 5 x 2.5cm
15. Weight: 200g
