This is a DIY Portable Power Bank Case for you and also a battery charger.
Color: White / Black / Blue
Interface: USB2.0/micro USB
Battery: 2Pcs *18650 lithium battery ( Batteries are not included)
Product size: 4.2*2.3*9.7cm
1.The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.
2. Please allow slight deviation for the measurement data.
3.Thanks for your understanding