Descriptions:

• Power：110VAC/220VAC/230VAC, 9V-20VDC
• Working temperature: -10degree~60 degree
• Alarm density: Coal gas: 1000~5000ppm, Liquid petroleum gas:1000~10000ppm, natural gas: 1000ppm~5000ppm
• Interconnecting Gas detector  
    (1)Circuit for normally closed rely contacts
    (2)Circuit for normally opened rely contacts
    (3)Operating Frequency: 433 MHZ/315MHZ (optional)
• Size:115mm*70mm*40mm
• Weight:228g/pcs
• Package size:58.5cm*28.5cm*53.3cm
• Quantity/Box:100pcs