UNU Aero Wireless Single Charging Pad for Smartphones - Retail Packaging - Silver This wireless charging pad ONLY works with fully uNu Aero Battery Case Series. A sleek lightweight charging pad powers your Smartphone without cables or a USB interface. A non-slip coating finish top prevents device slippage. Designed with over-charge and short circuit technologies Aero Charging Pad will keep its power usage to a minimum. It is the safest, hassle-free and reliable re-chargeable power source at home. An Innovative Aero Charging Technology with Certified High Performance Reliability. uNu strict quality control ensures top quality, stylish, and safety for our customers.