No need to bother with hot water. A charge of about 10 minutes provides warmth for up to 5-10 hours. Reusable and eco-friendly. A must-have item for the cold season. ⸻ ■ Product Name Rechargeable Hot Water Bottle (with 2 covers) ■ Size Approximately 27 x 19 x 5cm ■ Weight Approximately 1.45kg ■ Power Supply AC100V 50/60Hz ■ Power Consumption 350W ■ Charging Time Approximately 10 minutes (varies depending on the environment) ■ Heat Retention Time Approximately 5-10 hours (varies depending on the usage environment) ⸻ ■ Set Contents ・Main unit ・Dedicated charging cord ・2 covers (brown / orange) ・Instruction manual ・Warranty (※Unfilled) ⸻ Operation confirmed. No noticeable scratches or tears. Please check the condition in the photos.