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Origin China Material: Metal Simple and modern style Size 310 * 80 * 100

common problem Does this clock tell time? The time of this clock kit, such as 221314, is 22:13:14. Is this clock rechargeable or plug-in? This clock is plugged in and comes with a USB power cord. The interface is located in the center and back of the base. Will it remember the time after a power outage? There is a button battery on the motherboard, and it will continue to run internally even if the external power is cut off. When the power is connected, the time display will still continue to run. How does this clock adjust the time? The button at the bottom of the clock can be used to set the color mode and time. The detailed picture has a detailed button description. 5. If powered by a power bank, how long can it last? Any USB port can provide power to it, consuming approximately 260mA of electricity. If calculated based on a 10000mAh power bank, it can only be used for 20-30 hours, depending on the brightness adjustment.

material: metal style: Simple and modern Is it double-sided?: No power supply: External power supply