jawbone up +Fitbit Flexjawbone up
http://www.amazon.com/UP-Jawbone-Medium-Wristband-Packaging/dp/B00A17IAO0/ref=sr_1_2?ie=UTF8&qid=1384670349&sr=8-2&keywords=jawbone+up
Fitbit Flex
http://www.amazon.com/Fitbit-Wireless-Activity-Sleep-Wristband/dp/B00BGO0Q9O/ref=sr_1_1?ie=UTF8&qid=1384670359&sr=8-1&keywords=fitbit+flex
高大上。