2014 Acousto-optic voice standalone intelligent gas detector wireless 433MHz gas detector

2014 NEW Acousto-optic voice gas detector gas cut-off valve liquefied gas alarm  DP-gd13       this product is a kind of intelligent type voice combudtible gas detector, microprocessor trotrol, built-in sound chip, can display gas concentration, alarm and site alarm, will send alarm information to the wireless alarm host,at the same time relay output. the detector using a catalytic combustion type sensor, with high stability, high sensitivity and small features, mainly used for possible falmmable gas (such as liquefied petroleum gas, natural gas, biogas, gas) such as leakage site, ensure the personal and property safety.   feather: 1, Intelligent detection of various kinds of combustible gas 2, Accurate concentration showed 3, Can be wired or wireless networking alarm 4, new and morden design 5, different voice prompt   technical parameters:

product name	Combustible gas detection alarm
gas detection	lpg, gas, biogas
power	alternating current 100~240V   50~60hZ
battery operated	9V rechargeable battery
working temperature	0~45
working humility	10%~95%
alarm levels	2500PPM(more or less 1500PPM)
alarm time	alarm constantly when alarm level more than 2500PPM
wireless frequency	315/433MHz
wireless distance	about 80m
alarm way	standalone/ wired, wireless network alarm
size	120*80*35mm