1. Apply to: the maintenance of municipal roads and highways, but also for the trenches, factories, sidewalks, squares, residential roads, pipeline backfill and lawn maintenance jobs. 2. Features: simple operation, easy maintenance, welt strong exciting force, good working efficiency. Second, easy to walk behind roller change. Particularly suitable wall and road rock compaction. Eight-position timer allows the operator to adjust the water flow in response to different situations. And make operation easier. Folding guide with damping can handle for easy storage, and can effectively reduce the vibration manipulators. With a headlamp. Multiple protection. Exciting force. Emergency braking system to ensure safe operation. It applies to municipal roads and road maintenance, maintenance and easy maintenance.