One side is art, the other is technology Two display modes are automatically switched: time mode, date mode; Three-level dimming mode, energy saving and eye protection Two modes: voice control mode, constant lighting mode; (Voice control off: always displayed; voice control on: the screen will not turn on after a while. It will show again if you clap at close range or knock/touch the alarm clock) Activate working day mode, the alarm will ring from Monday to Friday; turn off working day mode, the alarm will ring every day 3 groups of alarm clock settings: you can set multiple alarm clocks at different times to facilitate your daily work and rest time. Mute: say goodbye to the annoying tick... tick... warm care and sleep peacefully Display type: LED Display type: number Power supply type: external power supply Movement type: electronic Shell material: wood Mirror material: plexiglass mirror surface Dial material: resin (Note: battery is not included in delivery)