Winwatch's NFC/MIFARE equipped watch glass is a passive device meaning that it doesn't hold a battery and it's absolutely maintenance-free.
- NXP MIFARE DESFIRE EV1 (NFC TYPE 4)
A) You can simply use your watch as key!
To give a concrete example*: you can open door lock(s) at work, at home or elsewhere with a simple swipe of your watch! No hassle. No fumble for a key or for an access badge. Just stop carrying all that plastic cards and bunch of keys.
* For Kaba Electronic Locking Systems related EVOLO product details (presented here for illustrative purpose only), please refer to the manufacturer's webpage: http://www.kaba.com/access-controlFor further information about the many others companies offering contactless electronic locking systems (commercially available), please click here the URL links below, or alternatively, contact us for any question.
B) You can also use your watch for apps and smart functions! (make sure your smartphone and/or tablet is equipped with a NFC read/write module)
WinApp 2FA (unlock screen of your smartphone with your watch): As people move through life, they want to experience a seamlessly mobile world with anywhere, anytime connections. The smartphone is already the most dominant communication device in the world - to be also the most trusted and secure device, it needs to be protected by a security system provided by 2-factor authentication capability (2FA).
NFC TagWriter This free app stores contacts, bookmarks, geo location, Bluetooth Pairing, SMS, Mail, text messages and many more to any NFC-enabled watches. Once data has been stored the application allows also reading and viewing the programmed data including options to launch applications automatically based on the contained data. A great tool!
How to encode and/or program the NFC chip inside your watch crystal?
https://www.winwatchtrade.com/how-to-encode-a-nfc-watch-yourself/
Many more apps are available on GooglePlayStore or BlackBerryAppWorld or WindowsPhoneStore that dramatically expand the potential of your watch and make your life easier and much more secure.