The nt 22 1 ap bp l is the first karcher professional wet and dry vacuum cleaner to be battery powered, giving users much greater freedom of movement, eliminating trip hazards from trailing power leads, and enabling it to be used in areas without vailable power sockets. With a fully charged 7.5Ah battery installed, the nt 22 1 ap bp l can be powered for up to 31 minutes of continuous runtime, enough to cover approximately 150 square metres per charge. Specifications battery voltage: 36v battery type: karcher professional lithium ion container capacity: 22 litres container material: plastic air flow: 57 l s vacuum mbar kpa : 152 15.2 Standard nominal size: id 35 sound pressure level: 70 db a weight without accessories: 8.6Kg features & benefits the first cordless karcher professional wet and dry vacuum cleaner runs on a karcher professional 36v lithium ion battery shares battery compatibility with other karcher 36v tools suitable for general use as well as vacuuming hazardous l class dusts semi-automatic filter cleaning system battery compartment protects battery from dust and liquid ingress battery compartment has a viewing window for checking remaining charge flat top housing suitable for holding tool boxes or additional cleaning equipment integrated carry handle and accessory storage for ease of transport contents nt 22 1 ap bp l cordless wet and dry vacuum cleaner suction hose with bend, 1.9 Metres suction tube, 0.5 Metres, 35mm diameter x2 wet and dry floor tool crevi...