The mini module could show your speed. When you use it for raspberry pie, no driver needs it. | 72 Searching Channel Support Rate : 4800bps to 921600bps,Default 9600bps. | This BN-180 GPS Module dosen't have FLASH and cannot be saved. 72 Searching Channel Support Rate : 4800bps to 921600bps, Default 9600bps. | This BN-180 GPS Module dosen't have FLASH and cannot be saved. 72 Searching Channel Support Rate : 4800bps to 921600bps, Default 9600bps. | Package included 1 bn-180 GPS module and 2 *15cm cables.