Brand:UnbrandedGender:UnisexFeatures:AlarmMPN:Does not applyAttachment:ArmbandCountry/Region of Manufacture:HKUPC:Does Not ApplyHello! Welcome to our store!Quality is the first with best service. customers all are our friends.Fashion design，100% Brand New，high quality!Wireless Heartbeat signal transmitted from chest band frequency at AM5.3KHzTime display:Hour， Minute， Second. Alarm clock functionAlarm sounded when haert rate exceeds thge upper and lower limit calues(60-220)Timing (maximun time-keeping is 23 hour， 59mimutes， 59seconds， 99)12 24 hour display formatEL backlightKeystrokr toneSpecifications:Total size:245*22mmDial size:41*16mmChest transmitter strap66-95cm(Elastic)Net weight:117gPackage weight:137gColor:BlackWhat You Get: 1 x Watch1 x English manual1 x Chest transmitter strap