Specifications:*3 Operation Key;"M","S","Start/Stop" Key for fast setting. *Loud sounder-beeps for 60 seconds. *Countdown from 99 Min. 59Sec. *Count up to 99 Min,59 Sec. *Supplied with magnet and
clip. *Memory function. *Color:Red,Yellow,Green *Battery:LR44 *Dimensions:33x38x12mm *Weight:13g *Packing:1pc/blister, 50pcs/inner, 200pcs/ctn *Min. order 3000pcs"