This device is highly sensitive, can respond quickly, accurate measurement of low level concentration of-. Suitable for home, office buildings, factories, school, hotel, warehouses, entertainment places, etc.

Features:
Clear LCD display, tracking any information at a glance.
Intelligent detect all kinds of -leakage (such as petroleum-, natural-, methane), reduce accident.
When a -leak is detected, the level- is displayed and "There is -leak. Check now" is heard. When -leak level raises continuously and preset level is reached, the sound, the red indicator flashes.
When the around increases to preset value, the red indicator flashes, the value- is displayed, "Heat , Check now" is heard and a same text notification is pushed to your .
The can be connected to external equipment such as solenoid valves and exhaust fans. After an occurs, the equipment is automatically controlled to reduce potential safety hazards.
Easy to install and the indicator makes reading convenient.

Specifications:
Color: black+white
Material: plastics
Consumption: <200mA
Working : -10 to 55℃
: 0-100%LEL
setting value: 6%LEL
Tolerance: ±3%LEL
Response : ≤30s
Heat value: 57℃
: &;70dB
Item size: 86 * 86 * 25mm / 3.4 * 3.4 * 1.0in
Item weight: 50g / 1.8ounce
Package size: 95 * 95 * 55mm / 3.7 * 3.7 * 2.2in
Package weight: 155g / 5.5ounce

Packing List:
1 * -
1 * USB Cable
1 * User Manual