【Wide Compatible】- Our wireless charger is compatible with iWatch series Ultra/10/9/8/7/6/SE2/SE/5/4/3/2/1 (including the 38 mm/40 mm/41 mm/42 mm/44 mm/45 mm Version) 【Smart Protection】 - Equipped with advanced safety mechanisms including over-current, over-voltage, short-circuit, and over-temperature protection. Automatically adjusts charging power to prevent overheating and overcharging, ensuring your premium watch battery remains healthy and extends its lifespan. Certified for safe, worry-free wireless charging day and night. 【Portable design】-This 3.3Ft iWatch charging cable is convenient to carry around, especially for traveling，and is suitable as a backup charger for your watch 【Advance Safety】-Built-in safeguards with over-current, over-voltage, short-circuit and over-temperature protection and other safety features. Guards your device battery against overcharge damage 【12-Month Quality Assurance 】- As a responsible brand seller, you will receive xiwxi's 12-month Quality assurance and lifetime friendly customer service for Apple Watch Charger Magnetic Fast Charging Cable [USB C] Magnetic Wireless Charging Compatible with iWatch Series Ultra/9/8/7/6/SE/SE2/5/4/3/2-[3.3FT] White