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![Casio PRO TREK [1840] PRT-1 : r/casio](https://i.redd.it/lk0i7u8pcv371.jpg "Casio PRO TREK [1840] PRT-1 : r/casio")
Casio PRO TREK [1840] PRT-1 : r/casio
Casio's solar-powered GPS watch is ideal for survivalists
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Casio GPS
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