Features: 1) Model: ZN-25, ZN-35,ZN-50 2) Power: 580W, 750W, 800W 3) Voltage: 220V 4) Speed: 5000-12,000rpm 5) Concrete vibrator model: ZX-28, ZX-35, ZX-50 6) Rubber hose length: 1.0m, 1.2m, 1.5m