4x21700 DIY Power Bank Case Kit, 22.5W Welding Free Wireless Quick Charging Battery Storage Box with LCD Display, Plastic Shell Battery Charger Outer Case(Battery Not Included) - Yoidesu, Yoidesuc1a98ty0dx

• LCD Display: 21700 battery power bank case can accurately display the power and keep track of the battery status. Mobile power supply and rechargeable 21700 battery charger. Plug and play. USB port is used for power output, and data cable is inserted to realize portability and charging at any time. Intelligent 21700 Battery Charger: DIY power bank box is compatible with 21700 lithium battery (not included). Each battery slot is charged and tested separately. The battery will automatically stop charging when fully charged. (Note: please pay attention to the positive and negative poles). Wide Range of Applications: 21700 battery power bank box is compatible with all types of mobile phones for charging, with fast charging function and wireless charging function (wireless charging function only supports mobile phones that can be charged wirelessly). It has a wide range of uses and is your necessary gift. Easy to Use: 21700 battery charger case is small and light, easy to carry, easy to install and uninstall, providing you great using experience. DIY Mobile Power Supply: Large capacity, four 21700 batteries (excluding batteries). Dual USB mobile power supply can charge two devices at the same time. Three input ports, with fast charging function and 15W wireless charging function. Any USB cable can charge the mobile power supply.