Hi friends this is bhanu prasad I introduced Samsung power bank 2000 mAh. This Samsung product is good for all. One day I go to long trip this power band is very good. This is very useful when going on a trip any time charging to phone lots of features in it. This power band bacter backup is good for us so I suggested you to buy this power bank colour is good over all this product is good. I ordered flipcart this product when I received this product that time using daily no problem to face any one so friends you try to use this product its my best words I am share with you so I suggest buy friends. Very very good product.