وَمَآ ءَاتَيْنَـٰهُم مِّن كُتُبٍ يَدْرُسُونَهَا ۖ وَمَآ أَرْسَلْنَآ إِلَيْهِمْ قَبْلَكَ مِن نَّذِيرٍ ٤٤
And We had not given them any scriptures which they could study, and We had not sent to them before you, [O Muḥammad], any warner.
Your location stays on this device and is only sent, rounded to about 1 km, to fetch the times.