Feature: 1. LARGE SCREEN: Digital alarm clock has a large HD digital screen with mirror design for clear and intuitive viewing. 2. BOTTOM BRACKET: LED mirror alarm clock bottom bracket design, it can be placed firmly on the table without tilting easily. 3. ADJUSTABLE BRIGHTNESS: Digital clock has 3 levels of brightness available for adjustment, can be adjusted according to your needs. 4. POWER SUPPLY: LED alarm clock is powered by USB, the battery is used as a memory battery (shipped without battery). 5. APPLICABLE PLACES: Electronic clock simple and stylish, elegant and clean, suitable for use in rooms, living rooms and offices, etc. Specification: Item Type: Digital Alarm Clock Material: ABS Functions: 1. Time (12/24 Hr), Temperature ℃/℉ Display. 2. Dual Alarm Function and Snooze Function 3. 2 Display Modes: Fixed Display Time; Time, Temperature Cycle Display 4. Indoor Temperature Display 5. 3 Levels Brightness and Off, Can Be Set to Automatically Adjust According to The Environment Brightness. 6. Can Be Placed On The Desktop Can Be Hung On The Wall, The Base Can Be Removed 7. USB Socket Can Be Charged for Cell Phones 8. Power Supply: USB DC Socket; 1 x CR2016 Button Cell, Battery Used As A Memory Battery (Shipped Without Battery) Gross Weight: 186g/6.6oz. Package List: 1 x Alarm Clock(Batteries Are Not Included)1 x Instruction Manual1 x USB Cable