Introduction - If you have any usage issues, please Google them yourself
24-hour format, respectively, in front of four digital tube display hours and minutes value* value * light-emitting diode used to represent the value of 10 seconds, the fifth digital display second digit value* * second reading method are: the number of LED lights+ fifth digital display value* * If LED light 3, the fifth digital display 6, said current value is 36 seconds of magic