The T40 Rattler is a low-cost, maintenance-free single gas monitor designed to alert workers to dangerous hydrogen sulfide or carbon monoxide concentrations.

• Compact size and lightweight
• Vibrating, audio, and visual alarms
• Peak/hold feature shows the highest reading during a shift
• 1,500 hour run time on one AA battery
• Two-year warranty from date of manufacture

The measuring ranges for this device are as follows:

• Carbon Monoxide, 0-999 ppm in 1 ppm increments
• Hydrogen Sulfide, 0-500 ppm in 1 ppm increments

Note: This will Monitor CO or H2S - It Cannot Do Both.