USBバッテリー電池必要！新品未使用！最安値！

USBバッテリーですが18650電池が必要なのでご注意下さい！何か気になる事などあればお気軽にお問い合わせください^_^色は画像からお選びください^_^他商品も出品しているので良かったら見てください^_^ではご購入お待ちしてます^_^ 英語ですが商品説明です^_^値下げ交渉可能ですMaterial: Plastic + Electronic Components.
Color: 7 Colors for Choose. 
Size: 90 mm * 30 mm * 22 mm.
USB Power Bank 1x 18650 Battery Charger BoxQuantity: 1 x DIY Power Bank Case Box. (Battery, USB Cable Are Not Included)
Note: Please note this is a DIY Power Bank Case Kit,You are required to assemble them yourself,and the battery is not included !
Mobile Power sets of materials includes: power motherboard + supply enclosure. 
1.To charge digital devices: Simply use the matched USB cable to charge digital products. One end of the USB cable connect with the "OUT" port of the power bank, another end connect with the digital product with converted tip,it will start to charge.
2.To charge power bank : Use USB cable with Micro connector to charge power bank, the "IN" port is the charging port of power bank. You can charge power bank from adapter's USB