Allnice Fashionable Couple Piano Design 15000mAh Portable External Battery Charger Power Bank for iPhone 6 6 Plus 5s 5c 5 4S, Samsung Galaxy S5 S4 S3 Note 3, 4, Nexus 4, HTC One M8, Nokia Lumia 520, 1020 and Other Smartphones, iPad Air Mini iPad 2 3,PC, and More (Black) Made by imported ABS material injection molding. The surface of the shell uses the piano paint, more elegant design with a perfect shape 15000mAh high capacity. Grade A cells high quality Lithium-ion battery ensures reliability Click one time to open the power supply,click two times to open the LED lamp which can be used as flashlight Built-in short circuit, over-charge and over-heat protection allows for safe, fast and reliable charge while on the go Compatible with all mobile phone, and MP3, MP4, can be used to computer charging equipment. Small type is convenient for trip,business trip.