Feature: INTELLIGENT VOICE CONTROL DESIGN: 3D Electronic Clock automatic sleep in quiet environment, low power consumption and energy saving THREE DISPLAY MODES: 3D Digital Alarm Clock has three display modes, time, date, temperature can be displayed in turn, or can be switched to fixed mode AUTOMATIC BRIGHTNESS ADJUSTMENT: 3D LED Wall Clock automatically switches between two levels of brightness at different time periods. When entering night mode, the brightness will automatically dim; entering Selfie mode, the brightness will automatically brighten LARGE 3D LED DISPLAY: Intelligent Voice Control Clock is easy to read at night, the time is clear at a glance, especially suitable for children and the elderly APPLICABILITY: The Wall Alarm Clock base is detachable and can be placed on the desktop or hung on the wall Specification: Item Type: 3D Electronic Clock Material: ABS Battery Type: Button Battery (Memory Battery) (Battery Not Included) Battery Model: CR2032 (1 Pcs) Product Size: Approx.9.5 x 22.7cm / 3.7 x 8.9in Package List: 1 x Electronic Clock 1 x Line 1 x User Manual