Credit: Kaitlyn Cimino / Android Authority
One of the most annoying things about owning a smartwatch or a fitness tracker is proprietary chargers. Nearly every wearable has a proprietary cable, dock, or puck. The lack of universal chargers for these devices makes it difficult to travel without their adapters. Losing a proprietary charger can also be a huge inconvenience. Unlike smartphone chargers, you can’t count on accessories for other devices as a backup.