Dual USB Power Bank Case 4*21700 Battery Charger Box DIY Shell Kit LED Display
   
Features:
1、[Support fast charging] 2*USB fast charging output ports + 1*TYPE-C interface support PD fast charging (input/output available) + 1* for IOS interface.
2、[Power Display] How much power is used at any time, power at a glance.
3、[20 Lamp Beads] Can light up, 20 lamp beads light up, also can be used as a night light.
4、[Welding-free] 4*21700 lithium batteries (flat head) can be installed without welding, correctly installed batteries can be applied. Convenient and removable.
5、[Widely used] Mini and compact, you can DIY placement of batteries, convenient, outdoor home/travel must have.
 
Attention:
Batteries have a life cycle, loaded batteries to ensure the appearance of whether intact without broken skin, the voltage should be between 3.2V-4.2, the battery used for a long time the internal resistance will rise, the internal resistance is too high will affect the motherboard normal boost and high-power output load current limiting, remember to please do not use the old/broken skin of the batteries, as well as false labeling of the capacity is too poor batteries.
This product is a semi-finished parts easily damaged, so it is prohibited to fall / battery positive and negative poles to look good and then put in the use of flat 21700 batteries, the wrong into the motherboard will lead to burn out, serious will also cause an explosion, remember to buy this product need to have a certain understanding of the DIY battery box products, do not understand the caution to buy, before purchasing, you can consult customer service !!!!!!!!
 
Parameters:
Support cell: 4 * 21700 model battery
Product size: 17*5.55*4.15CM
Color: black/orange
Charging parameters:5V2A/5V3A/9V2A/12V1.5A
Output parameters:5V2A/15V3A/5V4.5A14.5V5A/9V2A/12V1.5A
 
Product list:
Motherboard*1+Shell*1+Front and back cover*2+Screws*8

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