Fangrui Product Details The Power Cut Does Not Show That The Incoming Calls Do Not Need To Be Reset. Clear And Pleasant Voice Broadcast Function. Mute Time. Give The Child A Quiet Learning Environment, So That The Child Is More Attentive To Study. High-definition Parent Large Display, Can Clearly Display The Year, Month, Day, Hour, Minute, Second, Convenient For Long-distance Viewing. Real Time Temperature. Automatically Sensing Indoor Temperature, Protect The Health Of Family Members. Name: Led Calendar Electronic Clock Voltage: 220v/50hz Applicable Scene: Living Room, Dormitory, Dining Room, Bedroom, Office Power Cord Length: 1.2m Size: 35.8x15x2.8cm Colour:black Font Colour: Green Material: Abs Package Contents: 1 X Wall Clock 1 X Usb Cable Only The Above Package Content, Other Products Are Not Included. Note: Light 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.