PowerNOW! RFID-Shielding Leather Wristlet and Portable Device Charger Welcome to the nexus of power, protection and style. This chic portable leather wristlet goes way beyond a fashion statement. It protects your credit/debit cards and passports from unwanted scanning by snooping identity thieves. That's a juicy little extra in itself, but PowerNOW! has added in a handy portable charger for those times when you still have calls to make and texts to send and your phone has nodded off to sleep. It's the perfect accessory for sexy secret agents everywhere!