1.Multi functional Electric clock, which can set date/week/time/alarm clock/temperature;
2.A digital clock controlled by a microcontroller with a supply voltage of 5V DC;
3.Using a dedicated timing chip DS1302, it can display hours, minutes, seconds, months, days, and weeks. With temperature measurement, music alarm clock, hour reminder, and brightness control;
4.Four digit Nixie tube, control adjustment button, memory battery, all functions are realized by two user keys;
5.Paired with a USB to DC power cord, it is easy to use and installation instructions. There are four melodies to choose from for alarm music.

Attentions
1. All products (except those specially marked) are loose parts, and the buyers need to solder, assemble and debug by themselves. If you need finished products, you can contact customer service to buy them.
2. If there is a problem with the product you received, or there is a problem during the soldering and assembly process, please contact us as soon as possible.
3. Kits without battery.