How independent smoke alarm price and the price?

Independent smoke alarm has the advantages of small volume, sensitive, dry battery powered, no external power supply, these characteristics make it very suitable for ordinary household use. But a lot of people have some concerns, independent smoke alarm expensive? High performance price ratio is not high?

In fact, independent smoke alarm the price is very cheap, only 30 dollars, equivalent to an ordinary smoke 2 packs of cigarettes prices. Of course, according to the different manufacturers, different quality alarm the price will be floating on the next. As for the price of ordinary people, smoking 2 packs of cigarettes could be a week, spend the money only harvest is not healthy. If the money to buy a household smoke alarm, it can be a long time to 24 hours for the family´s security escort, so the price is still very high.

DG802 type independent smoke Shenzhen convoytech letter security technology limited production of alarms, not only has excellent performance, also has beautiful appearance, don´t worry about a thing is put in the home will appear to be misfits, you buy the best choice.