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Home Travel Electronics Power Banks 4 Slot 21700 Battery Charger Case LCD Power Bank Shell
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4 Slot 21700 Battery Charger Case LCD Power Bank Shell
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4 Slot 21700 Battery Charger Case LCD Power Bank Shell

$11.99

Category: Power Banks Tags: Bank, Battery, best power bank, Case, Charger, fast charging power bank, high capacity power bank, LCD, portable battery charger, portable charger, Power, power bank, power bank for travel, Shell, Slot, travel power bank, USB power bank, wireless power bank
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Description

Price: $11.99
(as of Aug 18, 2026 23:25:01 UTC – Details)



Specifications:
Material: PC
Size: 95*52*47.5mm
Type-C Input: 5V2A/5V4A/9V2A/12V1.8A
Output: 5V2A/5V4.5A/9V24A/12V1.8A


Precautions:
1. The battery cannot be used if its outer skin is damaged.
2. Pointed batteries cannot be used, only flat batteries can be used.
3. The positive and negative poles need to be placed and used correctly.
4. Do not use or store in a high temperature environment.
5.The power bank case needs to be welded with batteries in parallel.


Package include:
1x 21700 Power Bank Case(Batteries not included)
Can be installed 4x flat 21700 lithium battery(battery not included), Can be disassembled repeatedly.
Plug and play, long charging time.
LCD digital display, easy for you to monitor the real-time battery bank capacity.
Made of premium material, it is wear resistant and durable.
Portable design, convenience to carry, small volume design is very easy to carry.


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