The lock called EGeeTouch can be accessed with just a tap of a Near field communication (NFC)-enabled smartphone, tablet or smartwatch.
    
EGeeTouch is waterproof and can handle both extreme hot and cold weather and is approved by the US Transport Security Administration, Mashable reported.
    
It can be accessed using a pre-paired NFC smart tag or sticker (to put in a wallet) if the user does not have an NFC-enabled device.
    
Developed by US startup Digipas, the lock runs on battery power, but can be recharged with an external USB portable power source when that runs out.
    
However, the availability and pricing for the EgeeTouch have not yet .