?This wall clock is suitable for living room, kitchen, garage, farmhouse, office, warehouse, classroom, gym, store, nursery. It is also the best gift for friends, partners and elderly. If there is any problem during use please contact us, we will provide satisfactory service 24 hours! . ?This digital alarm clock will not lose the time even if it is turned off with the equipped button battery. Plug-in model, DC hole USB cable, cable length 2 meters, without battery (button battery CR2032 is used for power failure memory, can not be powered), without adapter. ?The second dot blinking of this unique alarm clock is free and controllable, and the colon in the middle 2 dots can be turned on blinking or not by your own choice. 2 groups of alarms are controlled by independent switches, and the weekday alarm can be set in three modes: 1-5, 1-6, 1-7. Free to set 12/24H, Daylight Saving Time. Positive countdown function, suitable for classroom, gym, kitchen, etc., the longest can be set up to 99 minutes and 99 seconds. ?This electronic wall clock can be set remotely by remote control, and there are buttons on the remote control on the back of the product, all the settings can be completed through the remote control, freeing up your hands, no need to disassemble.If the remote control has no effect, first see if you have pulled out the insulation piece. ?This wall clock has 10 levels of brightness can be adjusted freely, the brightness is soft and not blinding, softer than other alarm clocks, you can sleep deeply without being affected. It also has a night brightness automatic adjustment function, you can freely choose to turn on or off this function. . ?This alarm clock is 15.5 inch (size 38.1*14.6*3cm, bare weight 550g) multifunctional remote control wall clock, time, date, day of the week, temperature with the same screen display, the digital clock has a 15.5 inch large screen display with 4.1 inch high definition jumbo digits, which is easy to read from a distance or from any angle.