B7054-44-90 / 54-44-90 MONITOR SINGLE GAS OXYGEN TOXI LTD ToxiLtd™ Single Sensor Disposable Gas Detector With more features at a lower cost than any other single gas detector on the market, the ToxiLtd™ features a 20-event logger including start time, end time, duration, peak and average readings. Readouts also include time remaining (months and days), peak (24 hours) and real-time during alarm. This 2-year disposable detector has a 92 dB audible alarm, bright visual alarm and optional vibrating alarm. Durable clear polycarbonate housing with thermalplastic elastic overmold meets IPX5/IPX7 water rating. Alligator clip standard.