Leaf Tech Dual USB Port 12000mAh Portable Solar Panel Charger External Battery Power Bank for iPhone, iPad and Android Phones Dual USB ports featuring Smart-Charge Technology for simultaneous charging. Re-charge the back-up battery quickly using the included USB cable, or expose to direct sunlight in case of no power accessDual USB ports featuring Smart-Charge Technology for simultaneous charging. Re-charge the back-up battery quickly using the included USB cable, or expose to direct sunlight in case of no power access The LED flashlight works perfectly in darkness, especially for emergency. Easy operation, Just press the button twice, the LED will light up; 4 LED status of charge indicators indicate the charging and discharging process. A green light comes on to indicate solar charging, and goes off when the unit is fully charged. Grade A cell, High Capacity, Build-in 12000mAh Lithium Polymer battery which charges via a powerful 1.2W mono crystalline solar panel ;2.1A output allows for simultaneous charging of your devices at high speed Anti-explosion, lightweight, compact and reliable, 1000+ recharge cycles over the life of the battery. PACKAGE INCLUDE- External battery, snap Hook, micro USB cable. Perfect power supply for business trip, travel, field work, etc KINDLY NOTE - The solar panel is only design for emergency, due to the size of the solar panel, not a primary source of charging and it can takes little longer than usual to completely charger the Power Bank.