Description: This DS3231 clock using Touch Key Control,the Brightness can be adjustable. Of course it also canshows temperature, day, date and important festival!Like New Year's Day,Christmas Day,Valentine's Day and so on.Besides,it has five kinds of switched mode,and you can also select the date of birth,It can show Happy Birthday when the date is coming.1. Using DS3231 high precision clock chip(with temperature compensation)it can accurately travel time after powered by backup battery(more accurate than the DS1302 clock chip).2. Two Touch Key input replace the physical keys,to prevent the long-term press damage. Long Touch the Menu key you can enter the Menu functions to prevent interference.3. Four-color optional,you can choose White,Pink,Blue and Green color.4. PCB Size: 15cm x 8cm.it can shows the big font by the big size.5. Ideal digital clock DIY kit for electronics enthusiasts, easy to install.6. Can connect with USB cable for 5V power supply, convenient for use.7. Designed crystal acrylic shell.8. Manual is . Function: 1. Long Touch the Menu key enter the Menu functions, Short Touch the Next key to select the function.2. After selecting the function, short touch the Menu key to confirm to enter, after entering also through Next key to select the change. Touch the Menu key again to confirm the set will switch back to the normal display.3. The menu has TIME(Set Time), DATE(Setting the date), ALAR(Set the alarm), FONT(set the different font), DISP(switched mode), MIDP(intermediate second point action), FMT(Set 24-12 format), BRH(Set the date of birth), BRIG(Set the Brightness).Package included:1 x DIY DS3231 Touch Key Control Brightness Adjustable Big Size Dot Matrix Alarm Clock Kit(Without CR1220 battery)
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