Buying natural gas detectors for homes ensure your family is safe from invisible danger. These gas detectors are suitable for detecting LPG, natural gas, coal gas, gas fuel, artificial gas, liquefied petroleum gas, liquefied natural gas, etc. When the gas concentration level goes high, the alarm inside this device will provide a visual and audible signal to alert you to unforeseen fire...

PROTECT YOUR FAMILY TO THE MAX! – The NEWLY RELEASED GasKnight Pro natural gas leak detector detects MANY explosive gases: 1. Natural gas (Methane, butane, ethane, LNG, etc) 2. Propane (LPG or liquefied petroleum gas) 3. And many more! YOU ARE NOT ALONE - GasKnight is an American company providing US based customer support, clearly written instructions manuals and instructional videos and a free E-Book on home gas safety, just in case you need help. DETECT THE SMALLEST LEAKS  - The PORTABLE GasKnight Pro is EXTREMELY SENSITIVE with an adjustable sensitivity dial and an EXTRA-LONG 15.5 inch hose allowing you to stick it in the exact ideal location to identify even the smallest of gas leaks. SAVE MONEY! – This portable propane detector COMES WITH 4 AA BATTERIES allowing you to experience LONG LASTING, HIGH QUALITY gas detection without breaking the bank. HAPPINESS GUARANTEED - In plain English, if you don't like your GasKnight Pro gas sniffer, we will give you your money back. FREE 2 YEAR WARRANTY AVAILABLE. ORDER YOURS TODAY! Product Specifications Sensitivity 50ppm Methane Sensor Type Low Power Semiconductor Warm-up Time 60 seconds Response Time 2 Seconds Operation Cycle Continuous Operation Battery Life 8 Hours Continuous Use Alarm Limit Lel 10% Of Methane Low Battery Level 4±0.2V Humidity 10-90% RH (non-condensing) Model GM8800B Certifications CE, RoHS Compliant Compliance Standards Met JG693-2004, GB3836.1-2010,  GB3836.4-2010, GB4208, CE EU Standard Explosion-Proof: Ex ib IIB T3 Gb Hose Length 15.5 Inches Operating Environment Temperature (32~120°F) 0~50°C Power 4 X 1.5V AA Alkaline Batteries Working Current Approximately 150mA Product Dimensions 2.67*1.81*6.97in (Without Hose) Weight 0lb 8.13 oz (Without Battery)