Sunwee&reg; Qi Standard Portable Wireless Charger Power Bank 4000 mAh Wireless Charging Pad with 2 X Micro USB Cable For Nokia Lumia 920 LG Nexus 4 Note 2/Note 3 Galaxy S4/S5 Green It can be used as traditional portable power bank and wireless charging pad both. Put your Qi-enabled mobile phone on the wireless charging pad for charging without the need of cables Touch switch and LED light indicator clearly show the standby and charging condition, the LED light will turn to blue from green and start charging. Battery capacity: 4000mA Weight:135g Dimensions:105*72*20mm Silicone anti-slip mat, never worry your phone slipping away from the charging position. Very small size for you to carry during travelling. Compatible with any Qi-enabled device or devices equipped with a Qi-compatible cover.