Specification<br />General<br />ModeltCK11s<br />CPUtNordic-Nrf51822<br />Bluetooth versiontV4.0BLE(Low power consumption)<br />CompatibiltitytAndroid 4.4 / iOS 8.0 or above<br />Waterproof ratingtIP67 (Not for swimming or showering)<br />Hot spottDynamic and static pressure｣ｬ dynamic and static heart rate<br />Main functionstFitness tracker: Pedometer｣ｬ Calories｣ｬ Distance｣ｬ Sleep monitor｣ｬ Drink reminder｣ｬ Sedentary reminder<br /> t<br />Other functions: Call reminder｣ｬ APP info reminder｣ｬ Alarm clock｣ｬ Stopwatch｣ｬ Social sharing(Wechat｣ｬ QQ｣ｬ<br />Facebook｣ｬ Twitter)<br />VibrationtMute/Vibration<br />Screen sizet0.66 inch<br />Screen typetOLED<br />Battery typetPolymer lithium battery<br />Battery capacityt110mAh<br />Charging typetMagenetic charging<br />Charging timetAbout 1.5 hour<br />Working timetNormal use: 7 days; Standby time: 15 days<br />Memoryt7 days motion record｣ｬ 23 days total data record<br />Control typetTouch Button control｣ｬ APP control<br />LanguagetChinese｣ｬ English<br />Product sizet55.2mm*24.1mm*11.2mm<br />Strap sizet265mm*18mm*2.6mm<br />Appearance materialtShell: Plastic; Strap: silica gel<br />Package Contentst <br />1 x CK11 Smart Bracelet｣ｬ 1 x Charging Cable｣ｬ 1 x User Manual