Dretec 多利科 學習用電子碼表計時器 白色 T-580WT 香港行貨

產品功能

• Large “START/STOP” button – easy to use
• Notify the time with sound and LED light
• Day count down function – useful for test & examination
• Selectable ringing time: 15sec / 1sec / silent
• Key lock to prevent malfunction
• Includes clock (AMPM / 24 hours)
• Repeat function (Press the “SET” button while the countdown paused)
• AAA battery 1pcs

產品規格