Cosmos XP-3318II Multi Gas Detector

Lightweight design with backlight LCD display
Simultaneously display of digital numeric readout and bar chart
Features with buzzer sound and flashing light gas alarm
Selectable power supply of Alkaline AA battery (dry cells) or rechargeable Nickel metal hydride AA battery
Up to 15 hours of continuous operation with 4xAA Alkaline battery 
Water and Dust Proof (Ingress Protection IP67) and pass 7m drop test
Detection Range :  0 -  5,000 ppm or 0 - 10,000 ppm (Combustible gases and vapours) /  0 - 25vol% (Oxygen)
Alarm Set : 250 or 500 ppm (for Combustible gases and vapours) /  18vol% (for Oxygen)
Size : W91 x H164 x D44mm
Weight : 460g (including batteries)
Country of Origin : Japan