Compatibility:Compatible with iOS 6.1 or above: iPhone 4S / 5 / 5S / 5C / 6 / 6 plus; Android system 4.3 or above; Bluetooth version 4.0.
Tracking steps - Record and track steps accurately. Distance measurement - Measure you daily walking distance precisely Calorie consumption management - Calculate the consumption of calorie, record the daily burned calorie
Sleep cycle - Monitoring your sleep cycle automatically, record the quality of sleep Reminder - Setting reminder for drinking, taking medicines, meeting, sitting for too long or other customized alarm
Call reminder - When incoming calls are not answered in a certain time, TW64 will remind you by vibration (Now only support Android phones)
Message reminder - When new message arrived, TW64 will remind you by vibration, in that case you wil not miss any timely message (Now only support Android phones) Remote Camera - Control your mobile to take photos (Now only support Android phones) Time display - Sync your smart phone will display time

Technical Details

Size (LWH): 5.91 inches, 3.39 inches, 1.42 inches
Product Details
Product Dimensions: 5.91 x 3.39 x 1.42 inches
Shipping Weight: 0.13 pounds (View shipping rates and policies)
ASIN : B0175UYWMO