DIY Power Bank Box Blue With LCD Display Dual USB 4x21700 B

Feature:
1. Mobile Power Supply: The power bank box has large capacity. Dual USB mobile power supply can charge two devices at the same time. With three input ports, any USB cable can charge the mobile power supply.
2. Battery: Compatible with 21700 lithium batteries, the product does not contain 21700 batteries. 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.
3. LCD Display: Accurately display the power and keep track of the battery status. Plug and play, USB port is used for power output, and data cable is inserted to realize portability and charging at any time.
4. Easy to Use: This power bank case is small and light, which is convenient to carry, and it is also easy to use that old people can easily use it that is a great gift for any people.
5. Wide Applications: The power bank holder is compatible with all types of mobile phones for charging, and the wireless charging function is only applicable to mobile phones that support wireless charging.

Specification:
Item Type: Power Bank Box
Material: ABS
Gross Weight: 117g/4.1oz
Color: Blue
Battery Type: 4PCS 21700 battery, not included
Interface: 5V 2.1A
Output Port: 2PCS USB
Input Port: Micro, Type c
Scope of Application: All models of mobile phones can be charged.

Package List:
1 x Power Bank Box (Battery Not Included)