Combustible Gas Alarm Sensor Gas Leakage Detector EU Plug Standalone Natural/Liquefied Gas Leak Detector For Home Security Specification: Type: gas alarm detector Measuring range: 180 degrees Measurement object: Methane Measurement accuracy: 100 percent Plug: EU Plug(220~240V) Operating Voltage: DC9-16V or AC 220V Static Current:90mA 30mA(low power consumption type) Alarm Current: 100mA 40mA(low power consumption type) Warm-up Time: about 120s Alarm Level: 10%LEL Alarm Indicator: red LED flashes Sound Level: 85dB/m Operating Temperature: -10~50 Environmental Humidity: 95%RH(no congelation) Installation Mode: wall mounted Alarm Output: relay output/sound & flash alarm Radio Distance: 100m in open area Material: PVC Outline Size: 120mmx70mmx43mm/4.72''x2.76''x1.69''(approx) Color: White Quantity: 1 set Strong point 1. Simple to use, plug the gas alarm directly into the 20V socket to use 2. Can detect a variety of gas leakage, natural gas, liquefied gas, coal gas, etc. 3. Sensitive, immediately alarm, alarm sound loud 4. The back with a hole to facilitate wall hanging Features: This product can be used as independent family alarm equipment, and also can be used as front detector of alarm system. Easy installation and maintenance, Auto reset after alarm. High reliability sensor. Intelligent detect various combustible gases. Note: Transition: 1cm=10mm=0.39inch With retail package. 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 1 x Installing Screw 1 x User Manual(English) _x000D_