The soldering clock kit is easy to setup, two tact switches are enough, you could adjust hour/minute/second on the board easily.
Basic Function - Clock and alarm clock. 2 Kinds of Power Supply Methods - Battery or 5V DC power supply. Use 2 x 1.5V AA battery - easy to test it when done, convenient to move or place the clock at anywhere. Use 5V DC power cable (or) and batteries together - The current is stable, so the time is more accurate and durable. Battery as a backup battery.
The alarm could be set on / off. Alarms up to 10 minutes, and stopped by pressing any key. 24 hour clock. You also could adjust the time speed to correct time. and please note it is not recommended to use it as a precision clock.
Tools you might need A soldering iron (recommended 40-60 watts(around 350?/662?),solder time 1-2 s); Some solder wire (recommended lead-free solder with flux, diameter: 0.5/0.8 mm); Phillips screwdriver; Diagonal pliers; Rosin/sponge pad; (optional) Solder iron tip cleaner (optional)
