Secur SP-3007 Solar Power Bank 4000

Ultra-High Efficiency Solar Cell Phone Charger: High Capacity Lithium Battery / Built-In USB Cables Use Sun Power to charge your smart phone, tablet, MP3 player, iPod, GPS, camera or other digital device on the go. Ultra high efficiency solar panel – 21.5% efficiency with broad light spectrum provides up to four times the charging power of traditional solar panels. Built-in USB cables for trouble-free charging. Recharges a cell phone up to four times without recharging. Detailed Features: High-efficiency solar panel High-capacity lithium polymer battery – 4000 mAh Built-in full-size male USB cable and plug Built-in male micro USB cable and plug Female USB port for charging any digital devices Built-in micro USB for charging via USB power sources LED light indicator for current battery charge Technical Specifications: High-efficiency solar panel – 5.5V/280mAh 21.5% efficiency High-capacity lithium battery – 3.7volts/4000 mAh Micro USB Input – 5V/1A USB Output – 5V/2.1A Charging time via USB input – 4 hours Charging time via built-in solar panel – 14 – 18 hours in Full Sunlight 3″ x 5″ x .5″ 6 oz.