The NBV190 has the classic Numatic styling and quality, incorporating a specially designed 36V lithium-Ion battery pack, providing excellent performance and total freedom of operation. The NBV 190/2 comes with two battery packs, dedicated universal charger set and full accessory kit36v battery pack          8L drum capacity           LCD charge indicator    Runtime of approx 45minsMotor - 250W                                                     Airflow - 20L/sec       Suction - 1200 mm H20Capacity - 8LWeight - (machine + kit) - 7.72kg Charge time - 3.5 hours