General NGD7201 Precision Gas Detector "Gas Dog"

• Precise detection of combustible gas leaks
• Sensitive to very low levels of methane, propane, butane & hydrogen
• Reliable solid state sensor
• Dual visible & audible alerts
• Auto power off
• Low battery warning
• Unique compact ergonomic design
• Variable alarm set point
• Detection range:
  Methane: 120ppm - 1920 ppm
  Propane: 40ppm - 640ppm
• Warm-up time: < 60 seconds
• Response time: < 2 seconds
• Sensitivity: 40ppm
• Flexible probe length: 18" (465mm)
• Indicator: Acoustic intermittent beep and visual LED.
• Operating temperature range: 23 to 113°F (-5 to 45°C)
• Auto power off: About 10 minutes
• Power: 4 AA Batteries
• Dimensions: 6.9" x 2.8" x 1.5" (175 x 70 x 38mm)

General NGD7201 Shown