فَكَفَىٰ بِٱللَّهِ شَهِيدًۢا بَيْنَنَا وَبَيْنَكُمْ إِن كُنَّا عَنْ عِبَادَتِكُمْ لَغَـٰفِلِينَ ٢٩
And sufficient is Allāh as a witness between us and you that we were of your worship unaware."
Your location stays on this device and is only sent, rounded to about 1 km, to fetch the times.