主要功能Function
1、比赛用时：比赛（倒计时）时间/标准时间//预置/暂停/复位//比赛终止自动产生鸣号
Time display :To display standard time without a game ,to display game time during a time
2、队名或队员名：两组//每组4个汉字/8个英文字符
Team or player names:2 display frames/4 Chinese characters/8 English letters for each frame
3、当前比分：最大显示199分
The score：199 is the highest score
4、犯规/局比数：篮球显示累计犯规次数/到第4次七段数码内的红色LED全亮//其他球类显示局比数
Indication of foul：Basketball shows the cumulative number of fouls/the whole of this frame turns
red，reached 4 fouls//Other games show game result.