Note: The product does not contain batteries, use 3 No. 7 batteries, (batteries are not included, please bring your own). The backlight will automatically turn off after about 5 seconds < p>Power saving mode with high-definition professional "snooze" function, the alarm clock sound gradually increases from small to large. Note: The product does not contain batteries, use 3 #7 batteries, (batteries are not included, please bring your own). Feature 1: The real large LCD display, super clear and unprecedented! Feature 2: The most beautiful appearance, it's hard to resist! Feature 3: Smart light function: smart light technology is to use soft light, in the night can see the time, but will not be harsh and affect sleep, but more importantly, energy saving, and the smart light can be freely switched. Two cutting-edge innovations come together: the large LCD display and the Smart Light function! The alarm clock with time and snooze, which can be activated and deactivated at any time. 24 hour/12 hour conversion, smart light technology! Product Features. NameLCD desk clock MaterialABS (plastic) body Sizeapproximately 13.5X13.5X4.5X7.5cm high, LCD (10.8X4.8) [Description] Use 3 high quality No. 7 carbon batteries (do not use batteries such as: Nanfu, Jinfu, etc.). Buster, Duracell, 555, Panasonic batteries, and rechargeable batteries and other high capacity alkaline batteries (Oh, the alarm clock will malfunction.) Time: (12 o'clock/AM/PM), alarm: (dri... (gradually bigger and faster), snooze: (with alarm clock off), smart light: (when the external environment reaches a certain darkness, the smart light will automatically turn on a little light, does not affect sleep, you can see the time, this function can also be closed), with a new schedule of display