The wearable medical devices sound good, It should help carer a lot about alarm for harmful event. As you mentioned Thailand is in Aging society and our populations are reduced. This device will have a lot of impact in the near future. The precision is the heart of the devices, user don’t need too much false alarm neither high threshold to alarm (because it may be too late). Furthermore, the devices should also be connected to the mobile device of carer in order to help elderly right away.