| model name | RL-VH4DR |
| precision | 2mm/20m |
| scope of work | 300m |
| laser beam | 635nm RED |
| laser rating | 3R |
| rotation speed | 0-300 rpm |
| Waterproof rating | IP54 |
| scan range | 180 degrees |
| everyone | alkaline |
| working time | 45hrs |
| weight | 2.2kg |
| size | 182×167×240 |
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