This high-performance, digital, motorised, Numatic RSB150NX backpack vacuum cleaner is ergonomically designed with an easy adjustable, posture-correcting harness and handy tool storage. Part of the NX300 Pro Cordless Network, delivering professional level performance to a versatile and expanding range. With adjustable cushioned shoulder straps, a breathable mesh back-support system, a supportive adjustable chest strap and adjustable cushioned waist strap, the backpack provides comfort in use.