L20 18650 Battery Holder 10W DIY Mobile Power Bank Case Portable Battery Charger with LCD Display

Feature： 1. Large Capacity： Large capacity, able to hold 20pcs 18650 batteries (battery not included), you can create a mobile power bank with a large electric quantity. 2. Easy to Use： Support dual USB power output, can charging 2 devices at the same time. 3 input ports, any USB cable can charge the portable power bank. 3. 18650 Charger： Suitable for 18650 flat head lithium battery. Each cell is charged and tested separately. The battery automatically stops charging when it is fully charged. 4. LCD Display： There is a LCD display on the case, able to accurate display of power, at any time to master the battery status, let you know clear about the cells. 5. Wide Application： Small and light design is simple to install and remove, easy to carry and use. Almost suitable for all models of mobile phones for charging, with fast charging function. Specification： Item Type： 18650 Battery Holder Material： ABS Model： L20 10W Application： For Mobile Phone Weight： Approx.252g8.9oz Battery Type： 18650 Battery x 20 (Not Included) Interface： 5V-2.1A Output Port： 2 x USB Input Port： MicroType C. Package List： 1 x Battery Holder1 x Screwdriver7 x Screw1 x Lanyard Note： Please note the positive and negative poles when mounting the batteries.