The YF-22 was a little faster at around 1,600 miles per hour, while the YF-23 prototypes had a 2,796 miles maximum range and a ceiling of 65,000 feet, plus better stealth characteristics. The YF ...

Other customers said the smartwatch is "amazing," "very useful," and is a "great upgrade for daily use." With a 75% price drop, you're going to want to get the Kuizil Smartwatch on sale ASAP.

I’m riding a recumbent bicycle while wearing my smartwatch, hoping that tracking my fitness and health metrics will inspire me to exercise more. The smartwatch is no longer just for texting ...