Specifications Power type: mobile power batteries: lithium batteries 18650 Color: Black, White, Blue, Red (adjustable different colors) Applications: Apple / Universal / HTC / Laptops / Samsung Output voltage: 5.2V Function: dual-port Charging mode: USB Format AC format (charger) The product installed 3 18650, or two polymer battery (approx. 8000mAh), no buttons, shake display power. Broadly applicable to most models of mobile phones and can use USB-powered digital products. ● with a variety of standard charge transfer interface, compatible with most mobile phones and digital products charging port, plug and charge. ● for your iPhone, iPad, iPod, PDA, MP3, MP4, PSP, GPS, cell phones, Bluetooth, part tablet PCs and other digital products provide life supply. ● Built-in overcharge, over-discharge protection IC, accurately and safely. ● Intelligent MCU power management solutions, stable and efficient. ● super endurance, dexterity portable, remarkable texture. ● LED small flashlight function, filling the intimate design.