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Akku-King Li-Ion Battery for CASIO IT 600, 800 Scanner slim Version - replaces HA-D20BAT, HA-D21LBAT - 1850mAh: Amazon.de: Electronics & Photo
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Casio] After 11+ years the battery is still running on my F-91W, the original strap even broke before the battery has run out : r/Watches
Casio AE-1000W Watch Battery Replacement Tutorial _ SolimBD _ Watch Repair | Casio AE-1000W Watch Battery Replacement Tutorial _ SolimBD _ Watch Repair | By SolimBD | Facebook
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