Amazon popular digital LED wall round electronic clock

digital LED wall Appearance: round 
Applicable places: living room, bedroom, study room, office, kitchen, bathroom, public place
Display type: number
Display type: LED digital LED wall
Special function: decoration, luminous, 24-hour indication
Power type: external power supply
Movement type: electronic
Size: 12 inches
Thickness: 15mm or more
Shell material: plastic
Mirror material: plexiglass mirror
Dial material: plastic digital LED wall

Material：Acrylic plate+plastic
Power line：Transparent line 2.8m
Power：DC 5.0V USB cable
Content：LED clock with USB cable*1+plastic holder*1+power adapter*1
Package：Kraft box with precaution against earthquake

FEATURES
1. LED time display
2. Intelligent Sensitization Technology-Automatic backlight
Brightness changes automatically according to surrounding light.
3. 12/24-hour switch over digital LED wall
4. Support offBuilt-in lithium battery)
5. Second display with blinking lights
6. Desktop or wall mounted digital LED wall

note: digital LED wall
Without a button battery, there is no power-off memory function