With "up to 60 hours battery life".
Garmin Edge 540, 840 Solar Series
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Garmin's new Edge 840 and 540 bike computers inherit Solar technology and USB-C charging, with improved mapping - BikeRadar
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Nowy Garmin Edge 540 Solar i Edge 840 Solar - porównanie i charakterystyka
Garmin's new Edge 840 and 540 bike computers inherit Solar technology and USB-C charging, with improved mapping - BikeRadar
Garmin makes Edge line more mountain bike friendly with 540 and 840 - Canadian Cycling Magazine
Garmin Edge 540- ja 840-sarjan päivitysominaisuudet ja esittelee aurinkoenergia-asetukset - Swiss Cycles
Garmin rilascia i nuovi bike computer Edge 840 ed Edge 540 in versione Solar - Ciclismo
Garmin offers more solar charging with new Edge 540 and Edge 840 Series GPS cycling computers
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Blog - Garmin Edge 840 Solar - Recenzja rowerowego GPS z panelem słonecznym mybike