This kit contains all parts to build a beautiful LED clock. On the 7-segment display with red LEDs, the time can be displayed, which is powered by 9V (excluding adaper). In addition, there is a battery holder for 3x AA batteries to remember the time (and display!) When the power supply is disconnected.
Properties
Clock with red 7-segment displays in an attractive housing
Time base is automatically selected (internal or network synchronous 50 / 60Hz)
Internal time base with fine control
Choice between 12 or 24h reading
Equipped with backup battery (3 x AA) in the event of a power failure
Time also readable in the event of a power failure
Specifications
Power supply: 9VAC / DC
Dimensions: 92 x 45 x 101 mm