Connection Type : Magnetic, pin-based, or wireless
Power Source : USB (Type-A or Type-C), wall adapter, power bank, or computer
Charging Speed : Varies by model, typically ranges from 5W to 15W
Compatibility : Designed specifically for a particular smartwatch brand (e.g., Apple Watch, Samsung Galaxy Watch) or universal chargers for multiple devices
Cable Length : Typically 1 to 3 feet (varies by model)
Charging Method : Wireless charging pad or dock, clip-on charger, or charging stand
Materials : Plastic, silicone, or metal (depends on design)
Indicators : LED lights to indicate charging status (e.g., red for charging, green for fully charged)
Portability : Compact and lightweight for easy transport, especially in travel-friendly designs
Durability : Some may be water-resistant or designed for long-term use with heat protection