タイトルまたは説明

LED countdown or count up clock Specification: *- Case dimension:**0X**0X*0mm *- Display usage:total 9 digital 1red 7 segment led display *- Frame:black aluminum alloy, left and right case is plastic *- Faceplate: white character, display window cover brown glass *- Remote control: infrared remote control Function: *- Total 9 digital *-segment led display show 3 digital days and 6 digital HH:MM:SS countdown or count up, choose count down or count up by remote control *- When it countdown or count up to *0:*0:*0, it will subtract 1 from left days or count up add one day *- Data can be revised either by the remote control Technical norms: *- Time Format: *4hrs *- Clock Precision: ≤2 seconds on a daily basis *- Power supply: AC**0~**0V *- Power dissipation: ≤5 W