Personal 13000mAh External Power Bank Backup Dual USB Battery Charger for Cell Phone

High quality hot power bank
* Larger capacity 13000mah
* brand new A quality 18650 battery.
 * Input: 5V/1A
* Output: 5V/1A &2.1A
* Lifespan: ≥ 500 times
* Dimension: 140*62.8*21.5 (mm) 
* Product Weight: 274.5 g  
* with LED light
* Color: blue, pink, green, orange, yellow, purple, golden.
* Advantage: light weight, small volume, portable, very convenient to offer power to smart cell phones .
* Certificate : CE, FCC, RoHS.