Product Model: VUL-1900 Body Material: Sheet metal with powder coating / ABS plastic Number of Brushes: 1 main + 4 side brushes Steering: Steering wheel Drive System: Pure electric, rear differential drive Braking System: Hydraulic dual-disc brakes Wiring: International integrated harness, waterproof connectors Battery: 48V 100Ah Charger: Intelligent charger Tires: 350-100, solid (non-pneumatic) Cleaning Width: 1900 mm Cleaning Efficiency: 8,000–10,000 m²/h Continuous Working Time: 4–6 hours Gradeability (Climbing Ability): Up to 30% Maximum Working Speed: 8 km/h Water Tank Capacity: 80 L Garbage Container Capacity: 200 L Side Brush Diameter: 500 mm Main Brush Length: 700 mm Drive Power: 1500 W Component Power: Main brush: 800 W Fan: 300 W Side brushes: 80 W × 4 Dust-shaking system: 50 W Turning Radius: 1200 mm Dimensions (L×W×H): 2300 × 1900 × 2000 mm Net Weight: 650 kg