Long range signal transmission 315Mhz/ 433Mhz portable useful wireless panic button for emergency can be provided with good quality reasonable price.  They are sold to Europe, South America, Japan and other market.

 1.RF remote control with one button
2.chip:fixed/learning/rolling code;
3.Frequency: 315MHz/433MHz
4.Distance:100m (open area)

 1,Emergency Button ,Panic button
2,Competitive price
3,Support OEM/ODM
4,Durable,stable

Technical parameter