Time format conversion: 12HR / 24HR Dual Alarms with Snooze function (5 minutes) Memory function available Led Brightness adjustable (Brightness goes low automatically during 22:00 to 06:00 ) Sound Control Light Up Time Display to save power when working on battery. 1. Rechargeable 2. Sunrise Sunset light simulation 3. a Bedroom Lamp with colorful light effects 4. Mirror Music Alarm Clock 5. Desk Calendar Clock 6. Seven music tunes selectable for alarm 7. Alarm volume adjustable 8. with USB power Output interface (works when connected to DC power. ) 9. if you want the time to display constantly,please connect the clock to Plug power. Net Weight:0.3kg Clock size LxWxH(cm):14.5x8.6x13 (cm) Power: 5V DC adapter (plug is NOT Included) Color:White Material:plastic Package Contents: 1 * Digital Alarm Clock 1 * USB Cable 1 * manual in Chinese and English Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.