Nellcor NPB 70 Features Whether it's for an emergency situation, bedside monitoring or routine spot-check, the NPB-70 handheld capnograph delivers accurate etCO2 values. The NPB-70 handheld capnograph gives you the ease of a convenient, compact portable unit. Full-featured capnography previously available only in much larger monitors. Innovative optical bench enhances stable, accurate measurements from a small sample. Low sample flow rate of 50 mL/min allows monitoring on widepatient range without compromising response time. Capnographic waveforms and trends. Data output/printing. Nellcor NPB 70 Specifications Dimensions Size: 2.95 in H x 9.06 in W x 5.04 in D Weight: 3.07 lb (2.6 kg) Power Power Requirements: 100 - 240 VAC; 50/60 Hz; 25 - 39 VA fuse rating: Qty2, 2A, 250V; slow-blow IEC (5x20 mm)