7701_18600 mAh Power Bank is manufactured using top-notch quality electronic components like step down transformer, capacitors, lithium cells, etc. It is fully protected against overcurrent as well as voltage and can provide sufficient amount of electric energy. Its LED indicator provides prior information about charging state of power bank. The offered 7701_18600 mAh Power Bank finds essential for every user who want to make call and send message whenever their phone is discharged. It has 1.5 input and 2.5 output rating.