Solo 2 GPS Lap Timer with Glonass PrecisionPrecision meets portability in the Solo 2 GPS lap timer, harnessing dual constellationsGPS and Glonassfor lap times accurate to within 2 100 seconds, a leap beyond predecessors. With a global database of over 2,000 tracks, it auto identifies venues upon startup, setting start lines and sampling instantly. Unknown circuits trigger learning mode, adapting on the fly for seamless timing. Seven color backlit screen for visibility in all lights.