CO,H2S,O2,LEL) portable M40 gas detector with pump

Chinacoal05
Product Introduction
Product Name:  Portable M40 gas detector for CO,H2S,O2,LEL

M40 SPECIFICATIONS:

Size: 4.30" x 2.45" x 1.27" (109mm x 62mm x 35mm)
Weight: 8.6 oz. without SP40 (243 grams)
11.5 oz. with SP40 (326 grams)
Display: Custom Graphic LCD with Backlight
TEMPERATURE AND HUMIDITY RANGE:
 Operating Temperature: -20ºC to +50ºC (-4ºF to 122ºF),
all sensors
per CSA standard C22.2 No. 152,
LEL sensor tested to 0ºC to 40ºC
(32ºF to 104ºF)
Operating Humidity: 15-95% RH, typical
0-99%, intermittent, non-condensing
Storage Temperature: 0 to 20ºC (32º to 68ºF)

BATTERY SPECIFICATIONS:
 Rechargeable Lithium-Ion battery
3.6 Volts, 1.8 Amp/hr.
 CHARGER SPECIFICATIONS:
 Runtimes:
18 hours diffusion, 12 hours with pump
Main Parameter
SENSOR SPECIFICATIONS:


Gas Range Resolution T90  
Carbon Monoxide(CO) 0~999ppm 1ppm 48sec  
Hydrogen Sulfide(H2S) 0~500ppm 1ppm 30sec  
Oxygen(O2) 0~30% 0.1% 10sec  
Combustible(LEL) 0~100%LEL 1% 35sec