DIY 18650/21700 Battery Case – Portable Power Bank – Innovation Store

Free shippingOn all orders over $100

Hassle-free returns30-day postage paid returns

DIY 18650/21700 Battery Case – Portable Power Bank

DIY 18650/21700 Battery Case – Portable Power Bank

DIY 18650/21700 Battery Case – Portable Power Bank

DIY 18650/21700 Battery Case – Portable Power Bank

DIY 18650/21700 Battery Case – Portable Power Bank

DIY 18650/21700 Battery Case – Portable Power Bank

DIY 18650/21700 Battery Case – Portable Power Bank

DIY 18650/21700 Battery Case – Portable Power Bank

DIY 18650/21700 Battery Case – Portable Power Bank

DIY 18650/21700 Battery Case – Portable Power Bank

DIY 18650/21700 Battery Case – Portable Power Bank

DIY 18650/21700 Battery Case – Portable Power Bank

DIY 18650/21700 Battery Case – Portable Power Bank

DIY 18650/21700 Battery Case – Portable Power Bank

DIY 18650/21700 Battery Case – Portable Power Bank

DIY 18650/21700 Battery Case – Portable Power Bank

DIY 18650/21700 Battery Case – Portable Power Bank

DIY 18650/21700 Battery Case – Portable Power Bank

DIY 18650/21700 Battery Case – Portable Power Bank

DIY 18650/21700 Battery Case – Portable Power Bank

DIY 18650/21700 Battery Case – Portable Power Bank

DIY 18650/21700 Battery Case – Portable Power Bank

DIY 18650/21700 Battery Case – Portable Power Bank

DIY 18650/21700 Battery Case – Portable Power Bank

$3.69 $2.46 Save $1.23

Free worldwide shipping

In stock, ready to ship
Inventory on the way

DIY 18650/21700 Battery Case – Portable Power Bank
Create your own customized portable power solution with the DIY 18650/21700 Battery Case, designed for flexibility and performance. This innovative case allows you to build a portable power bank by using your own 18650 or 21700 lithium-ion batteries, offering a personalized approach to mobile charging. With multiple USB outputs and a durable design, this case is perfect for charging smartphones, tablets, and other USB-powered devices. Its compact size and LED indicators make it an ideal companion for travel, camping, or emergency situations.

Key Features:

Compatible with 18650 and 21700 Batteries for customizable power capacity
DIY Assembly to create a personalized power bank
Multiple USB Outputs for charging multiple devices simultaneously
LED Indicators to monitor battery status and charging progress
Compact and Lightweight Design for portability and convenience
Durable Build to withstand everyday use and travel
Overcharge and Short-Circuit Protection for safe usage

Empower your on-the-go lifestyle with the DIY 18650/21700 Battery Case – Portable Power Bank, offering the perfect blend of customization, portability, and reliable charging.

Use collapsible tabs for more detailed information that will help customers make a purchasing decision.

Ex: Shipping and return policies, size guides, and other common questions.

[{"id":44399462351056,"title":"Blue","option1":"Blue","option2":null,"option3":null,"sku":"14:173","requires_shipping":true,"taxable":false,"featured_image":{"id":41204678066384,"product_id":8245814067408,"position":12,"created_at":"2025-01-21T09:10:08-08:00","updated_at":"2025-01-21T09:10:10-08:00","alt":null,"width":1000,"height":1000,"src":"\/\/9eb65d-ab.myshopify.com\/cdn\/shop\/files\/Sc2998b45f55f46dfa79d226271e4f673k.webp?v=1737479410","variant_ids":[44399462351056]},"available":true,"name":"DIY 18650\/21700 Battery Case – Portable Power Bank - Blue","public_title":"Blue","options":["Blue"],"price":246,"weight":0,"compare_at_price":369,"inventory_management":"dsers-fulfillment-service","barcode":null,"featured_media":{"alt":null,"id":33707923603664,"position":12,"preview_image":{"aspect_ratio":1.0,"height":1000,"width":1000,"src":"\/\/9eb65d-ab.myshopify.com\/cdn\/shop\/files\/Sc2998b45f55f46dfa79d226271e4f673k.webp?v=1737479410"}},"requires_selling_plan":false,"selling_plan_allocations":[]},{"id":44399462383824,"title":"Pink","option1":"Pink","option2":null,"option3":null,"sku":"14:175#Pink","requires_shipping":true,"taxable":false,"featured_image":{"id":41204677837008,"product_id":8245814067408,"position":8,"created_at":"2025-01-21T09:10:08-08:00","updated_at":"2025-01-21T09:10:10-08:00","alt":null,"width":1000,"height":1000,"src":"\/\/9eb65d-ab.myshopify.com\/cdn\/shop\/files\/S4141c0d47f7d493abb39daa01e07c940E.webp?v=1737479410","variant_ids":[44399462383824]},"available":true,"name":"DIY 18650\/21700 Battery Case – Portable Power Bank - Pink","public_title":"Pink","options":["Pink"],"price":246,"weight":0,"compare_at_price":369,"inventory_management":"dsers-fulfillment-service","barcode":null,"featured_media":{"alt":null,"id":33707923472592,"position":8,"preview_image":{"aspect_ratio":1.0,"height":1000,"width":1000,"src":"\/\/9eb65d-ab.myshopify.com\/cdn\/shop\/files\/S4141c0d47f7d493abb39daa01e07c940E.webp?v=1737479410"}},"requires_selling_plan":false,"selling_plan_allocations":[]},{"id":44399462416592,"title":"black","option1":"black","option2":null,"option3":null,"sku":"14:193","requires_shipping":true,"taxable":false,"featured_image":{"id":41204678328528,"product_id":8245814067408,"position":9,"created_at":"2025-01-21T09:10:08-08:00","updated_at":"2025-01-21T09:10:10-08:00","alt":null,"width":1000,"height":1000,"src":"\/\/9eb65d-ab.myshopify.com\/cdn\/shop\/files\/S2d22cc47ac7444ee80771f7a220977dfB.webp?v=1737479410","variant_ids":[44399462416592]},"available":true,"name":"DIY 18650\/21700 Battery Case – Portable Power Bank - black","public_title":"black","options":["black"],"price":246,"weight":0,"compare_at_price":369,"inventory_management":"dsers-fulfillment-service","barcode":null,"featured_media":{"alt":null,"id":33707923505360,"position":9,"preview_image":{"aspect_ratio":1.0,"height":1000,"width":1000,"src":"\/\/9eb65d-ab.myshopify.com\/cdn\/shop\/files\/S2d22cc47ac7444ee80771f7a220977dfB.webp?v=1737479410"}},"requires_selling_plan":false,"selling_plan_allocations":[]},{"id":44399462449360,"title":"WHITE","option1":"WHITE","option2":null,"option3":null,"sku":"14:29","requires_shipping":true,"taxable":false,"featured_image":{"id":41204678885584,"product_id":8245814067408,"position":10,"created_at":"2025-01-21T09:10:08-08:00","updated_at":"2025-01-21T09:10:11-08:00","alt":null,"width":1000,"height":1000,"src":"\/\/9eb65d-ab.myshopify.com\/cdn\/shop\/files\/S3704e5654c344142a80c70d7d9502dfa2.webp?v=1737479411","variant_ids":[44399462449360]},"available":true,"name":"DIY 18650\/21700 Battery Case – Portable Power Bank - WHITE","public_title":"WHITE","options":["WHITE"],"price":246,"weight":0,"compare_at_price":369,"inventory_management":"dsers-fulfillment-service","barcode":null,"featured_media":{"alt":null,"id":33707923538128,"position":10,"preview_image":{"aspect_ratio":1.0,"height":1000,"width":1000,"src":"\/\/9eb65d-ab.myshopify.com\/cdn\/shop\/files\/S3704e5654c344142a80c70d7d9502dfa2.webp?v=1737479411"}},"requires_selling_plan":false,"selling_plan_allocations":[]},{"id":44399462482128,"title":"PURPLE","option1":"PURPLE","option2":null,"option3":null,"sku":"14:496","requires_shipping":true,"taxable":false,"featured_image":{"id":41204677542096,"product_id":8245814067408,"position":11,"created_at":"2025-01-21T09:10:08-08:00","updated_at":"2025-01-21T09:10:10-08:00","alt":null,"width":1000,"height":1000,"src":"\/\/9eb65d-ab.myshopify.com\/cdn\/shop\/files\/S388c75e2b48c4ec09ae1df6932f1e365n.webp?v=1737479410","variant_ids":[44399462482128]},"available":true,"name":"DIY 18650\/21700 Battery Case – Portable Power Bank - PURPLE","public_title":"PURPLE","options":["PURPLE"],"price":246,"weight":0,"compare_at_price":369,"inventory_management":"dsers-fulfillment-service","barcode":null,"featured_media":{"alt":null,"id":33707923570896,"position":11,"preview_image":{"aspect_ratio":1.0,"height":1000,"width":1000,"src":"\/\/9eb65d-ab.myshopify.com\/cdn\/shop\/files\/S388c75e2b48c4ec09ae1df6932f1e365n.webp?v=1737479410"}},"requires_selling_plan":false,"selling_plan_allocations":[]}]

Impressive

About your brand

Pair large text with a full-width image to draw attention to an important detail of your brand or product line.

About your brand

Pair large text with an image to tell a story, explain a detail about your product, or describe a new promotion.

About your brand

Pair large text with an image to tell a story, explain a detail about your product, or describe a new promotion.

Testimonials

★★★★★
Add customer reviews and testimonials to showcase your store’s happy customers.
Author's name
Los Angeles, CA

★★★★★
Add customer reviews and testimonials to showcase your store’s happy customers.
Author's name
Los Angeles, CA

★★★★★
Add customer reviews and testimonials to showcase your store’s happy customers.
Author's name
Los Angeles, CA

You may also like

Recently viewed

Back to Portable Power Bank

Site-wide promotion

Use this section to promote content throughout every page of your site. Add images for further impact.

Optional button

Site-wide promotion

Use this section to promote content throughout every page of your site. Add images for further impact.

Optional button

Site-wide promotion

Use this section to promote content throughout every page of your site. Add images for further impact.

Optional button

DIY 18650/21700 Battery Case – Portable Power Bank