Check the listing for details. smart watch charger magnetic Universal. Color: Black, Condition: New. Listed at 10.00 USD. The smart watch charger magnetic universal is a versatile accessory designed to charge a variety of smart watches. Its magnetic feature allows for easy and efficient charging, ensuring compatibility with different brands and models. This charger is convenient for keeping your smart watch powered up and ready to use at all times, making it a practical addition to any tech-savvy collection.