I've tested the device on my grandfather for about a year now, and it's had a 100 percent success rate in detecting the over 900  known cases of his wandering.
मी हे आजोबांसाठी वर्षभरापासून वापरतो. हे शंभर टक्के यशस्वी आहे. मी ९०० वेळा हे वापरले यशस्वीपणे