The customer comes first! If you have any dissatisfaction with the product, we support full refund within 30 days! New 5600mAh 5V USB Power Bank Case 18650 Battery Charger DIY Box For Cell Phone NOTE: 1.This is a power bank kit (including circuit board and shell), not a finished product. You should buy 2 * 18650 batteries and install them by yourself. The cable is not included either. 2.DO NOT support soldering, you must have knowledge and tools before buying it. Note: Accessory Box Only! Battery NOT include! Feature： USB Power Bank 2x 18650 Battery Charger Box DIY a power bank for your phone. To meet your demand exactly?Do it yourself! and practical. The Flat Noodel USB cable is suit for most of the popular mobile phones and other electronic devices,including compatible with XiaoMi/Red Mi/HTC/compatible with LG/Nokia/compatible with Samsung(except Galaxy,Note3), PSP/MP4/MP5,etc. As for special mobile phone or other electronic devices that has a special interface, such as 5, you can connect the bank power by using your USB data cable. How to Make a DIY power bank: 1.First, prepare 2PCS 18650 rechargeable battery(18650 battery is not includede in this listing) 2.Slide out the DIY box/case from the bottom,install the 18650 battery and slide in the box/case. 3.Close the Box 4.Enjoy your own DIY power bank now ~~ * Compatible with:mobile phone,bluetooth,,mp3,mp4,etc. * Box Color:White,Blue，Pink，Black Pls Note:this item is a DIY charger case, and you have to install it by yourself (it is easy installed), Package will be like the following picture and BATTERY IS NOT INCLUDED! Package： 1*Power Bank Box[No battery] Viflosae Cell Phone Accessories New 5600mAh 5V USB Power Bank Case 18650 Battery Charger DIY Box For Cell Phone Phone Accessories Up to 40% Off 【Tips】: If you have any questions, please feel free to contact me and I will reply to you as soon as possible within 24 hours.