The VTech Kidizoom Smartwatch DX is an even smarter watch for kids with more fun games and activities; features 3 fun activities, 5 games, 3 action challenges and a motion sensorKids watches are perfect for young photographers, this durable smartwatch has more memory so kids can take tons of pictures and videos; feature camera with photo effects, video camera, voice recorder with voice-changing effects and touch screenIn addition to the alarm, timer and stopwatch, the VTech watch has 2 new tools including a calendar feature and a calculator so your child can work out simple addition, subtraction, multiplication and division problemsDigital and analog kids smartwatch display comes with 50 plus clock face designs; splash proof for everyday play (splash and sweat proof; do not submerge and not suitable for showering or bathing)More than just a watch, it's the Kidizoom Smartwatch DX; features rechargeable Lithium Ion battery and includes micro USB cable to upload photos/videos as well as recharge the battery; intended for ages 4 to 9 years,wristband can be adjusted for wrists between 137mm to 197mm ( 5.4