Characteristic: 1. Multifunctional: 12 or 24 hour display, time/date display, temperature display, alarm function, night light (built-in battery for keeping time when power cut off, the clock is only powered by USB cable). 2. Convenient: The brightness sensor is wide adjustable, the brightness is very convenient or you can set it manually, the LED wall clock has different brightness levels. 3 . Normal working voltage: shutdown protection function. Electronic Table Alarm Clock It can be placed on the table, there is also a hanging hole on the back that can be hung on the wall. Descriptions: The LED clock is suitable for anywhere, living room, bedroom, office, coffee shop, gym, warehouse, guest house, basement and so on. Technical data: Material: plastic; White color Size: Approx. 24 x 9 x 4 cm Manual measurement, there may be errors, please understand! The watch can be powered by: - USB cable (included) The package includes: -watch, -original box, - USB cable,