1. Input: 100-240V 50/60Hz Output: Approxi: 5V DC 1A (U.S. & World Standard)
2. Compatible with Apple iPhone 3G 3GS 4 4S/6S/6S Plus/6/6 Plus/5s/5/5c, iPod Touch Nano and other USB charger device, like Samsung, HTC.Also can be used as universal USB charger for other MP3, MP4 and etc
3.Automatically swith to protected mode when the battery is fully charged
4. Compact and lightweight, easy to carry ,Convenient to use for home, office and travel