Usage Tips:Description: Our gas detector is a great household necessity to protect your families' safety, so it is perfect to use in your kitchen and bathroom. It is highly sensitive, very easy to use and install, and it could detect gas, liquefied petroleum gas, coal gas, methane, other combustible gases etc. It also has a clear LCD display for showing the numerial number of gas concentration, and it will give a loud sound when it detects a gas leakage, practical to use. Features: The for shell of our gas detector is made of high-quality plastic material, which makes it eco-friendly, sturdy and durable to use. When the gas leakage occurs, the gas concentration reaches the alarm concentration will sound and light alarm, for play a timely reminder, to ensure personal safety. With a clear LCD display, the numerial number of gas concentration will show on it clearly. When the detector detects a gas leakage, it will give an alarm in a loud sound. Our gas detector is highly sensitive, it could detect many kinds of gas, such as liquefied petroleum gas, coal gas, methane, other combustible gases etc. Easy to install with included screws and installed panel, it is also very easy to use with the power button, plug and for play. A great household necessity to protect your families' safety. Perfect for using in home kitchen, bathroom, bus carriage, grill house and so on. Specifications: Condition: Brand New Plug Standard: EU Plug for Shell Material: Plastic Color: White Operating Voltage: AC 90V-240V 50/60Hz Working Current: 200mA Battery: 9V Ni-Mh Battery (Not included) Alarm Concentration: 2500PPM (1500PPPM) Alarm Output: Sound & Flash alarm Alarm Language: English Operating Temperature: -10 ~ +50 Relative Humidity: 10%-95% Installation Mode: Wall mounted Alarm Sound: 85db Size: Approx. 11x7.3x3cm/4.33x2.87x1.18" (LxWxT) Quantity: 1 Set Note: Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Includes: 1 x Gas Detector 2 x Screws 2 x Screw Stoppers 1 x User Manual