Product Overview: The Lepresso-Mug Auto Stirring Coffee Mug automatically mixes hot or cold beverages, making it convenient for office, home, travel, or gifting purposes. Key Features: ‣ Automatic stirring with magnetic rotor saves time and effort. ‣ Built-in LED temperature display for easy monitoring of drinks. ‣ Rechargeable battery supports multiple uses without constant replacements. Technical Specifications: ‣ Dimensions: 11.7 x 11.7 x 14 cm ‣ Capacity: 420ml ‣ Material: SUS 304 Stainless Steel inner, PP shell ‣ Control Type: Fully automatic one-touch stirring ‣ Performance: Stirring time 20s, suitable for coffee, tea, cocoa, protein drinks ‣ Safety Features: Rotor magnetically Attached, leak-proof, water-resistant design ‣ Connectivity: Rechargeable lithium polymer battery included