25Hz GNSS Module Simultaneous tracking of GPS, Glonass, Galileo, Beidou, SBAS, QZSS Bluetooth 5.2 Compatible with Android and iOS smartphones 3.5-16V voltage range 20mA recording, < 1mA standby consumption Small, lightweight 25x40x12 mm, 15 gr 0.98x1.57x0.47 inch, 0.5 oz High Precision Accelerometer +/- 8G range High Precision Gyroscope +/- 320dps range Internal storage for over 2 hours of data at 25Hz (5 hours at 10Hz) Start/stop standalone recording with a press of a button