<b> Material:ABS plastic</b><br> Size:  2.83*2.56*0.86inch<br> Product colors: blue, pink, white, green. <br> Commodity weight: 0.1lb. <br> Time limit:0- 100min. (Including counting up and counting down) <br> <b>Features:</b><br> Timer performance analysis：ABS environmental protection material, large LCD LCD screen, minutes and seconds adjustment buttons, start and stop buttons, timer switch and bracket, hanging hole, speaker. <br> Use: Press the two buttons of the minute adjustment button and the second adjustment button at the same time to reset the chronograph to zero. <br>