Second:

1,  Led high of character:1.8" red high brightness 6 digital,HH:MM:SS display

2,  Case:black aluminum alloy

3,  Remote control:infrared remote control

4,  The power is battery

5,  Have switch can turn on/off power.

Third:function requirement

1,  Left 2 digital hours,middle 2 digital minutes,right 2 digital seconds

2,  Operation can be operated by remote control.

3,  When power cut,it has keep memory function.

Fourth:technical criteria

4,  Operational environment:temperature -10°C~50°C,relative humidity  0~95%

5,  Use battery

6,  Plug according to every country standard.