Portable 18650 Battery Case Box with Digital Display & Wireless Charging
Looking for a dependable way to power your devices anywhere, anytime? The ZEPFJHE Portable 18650 Battery Case transforms your collection of 18650 batteries into a powerful and customizable charging solution designed for modern lifestyles. With fast charging protocols, a smart digital display, and wireless charging support, this power shell is perfect for tech enthusiasts, travelers, and anyone who values convenience and efficiency.
Key Features
- Detachable, No-Welding Design: No technical skills required. Easily insert or replace batteries without soldering, making it user-friendly even for beginners. The detachable design also simplifies cleaning and long-term maintenance.
- Holds Up to 40 × 18650 Batteries: Enjoy extended capacity and longer run times for your devices. With up to 40 battery slots, this case can be tailored to fit your specific power needs—daily use, emergency backup, or outdoor activities.
- Fast & Versatile Charging: Supports QC2.0 and BC1.2 fast charging protocols with multiple input/output options. Includes USB-A and Type-C ports and wireless charging (5W / 7.5W / 10W / 15W) for ultimate flexibility.
- Smart Digital Display: Integrated screen shows real-time power levels and charging status, allowing you to monitor usage at a glance and avoid unexpected power loss.
- Built-in Safety & Durability: Crafted with premium materials and designed to prevent overheating, overcharging, and short circuits, ensuring stable and long-lasting performance.
- Compact & Travel-Friendly: Despite its large capacity, the case remains compact (187 × 82 × 100 mm) and lightweight (≈420 g), ideal for commuting, camping, or travel.
- Wireless Charging Convenience: Place a compatible device on the case to enjoy cable-free charging—perfect for users who prefer a tidy setup.
Why This Case Works for Japanese Customers
In Japan, consumers value reliability, minimalist design, and durability. This power case answers those expectations by combining practical functionality with robust safety features. It is suitable for DIY power enthusiasts, frequent travelers, and users seeking a dependable emergency power solution.
Important Notes
- Batteries Not Included: 18650 cells are sold separately. Only flat-top 18650 batteries are supported.
- Polarity: Observe the correct polarity (+ / −) when inserting cells.
- First Use: Fully charge new batteries before their first output for optimal performance.
- Product Scope: Power case only—other items shown in product images are not included.
Specifications
Model / Manufacturer
ZEPFJHE Portable 18650 Battery Case
Battery Capacity
Up to 40 × 18650 cells (batteries not included)
Colors
Black, White
Size
Approx. 187 × 82 × 100 mm (7.36 × 3.23 × 3.94 in)
Weight
Approx. 420 g
Input
5V/3A, 9V/2A, 12V/1.5A (varies by model)
Output
USB-A & Type-C outputs; Wireless 5W–15W; QC2.0, BC1.2 supported
Material
Durable, impact-resistant composite (manufacturer specification)
Country of Origin
China
ASIN / Date First Available
B0F7HJ5ZFF / May 5, 2025
Who Should Buy This?
This product is ideal for:
- DIY enthusiasts who want to assemble a high-capacity power bank from spare 18650 cells.
- Outdoor lovers and campers who need long-lasting, portable power and a built-in lighting solution.
- Frequent travelers and commuters seeking a compact, high-capacity backup power solution.
- Anyone looking for a customizable, repairable alternative to closed-system power banks.
Final Verdict
The ZEPFJHE Portable 18650 Battery Case delivers versatility, capacity, and convenience at an attractive price point. While it requires sourcing compatible 18650 flat-top batteries separately, the ability to configure the case to your needs, combined with fast charging, wireless support, and a clear digital display, makes it a practical and cost-effective choice for users who prioritize flexibility and dependable mobile power.
Ready to build your own long-lasting power solution? Consider the ZEPFJHE case as a smart base—just add cells and you're set for reliable, portable energy.
Portable 18650 Battery Case Box with Digital Display & Wireless Charging
Looking for a dependable way to power your devices anywhere, anytime? The ZEPFJHE Portable 18650 Battery Case transforms your collection of 18650 batteries into a powerful and customizable charging solution designed for modern lifestyles. With fast charging protocols, a smart digital display, and wireless charging support, this power shell is perfect for tech enthusiasts, travelers, and anyone who values convenience and efficiency.
Key Features
- Detachable, No-Welding Design: No technical skills required. Easily insert or replace batteries without soldering, making it user-friendly even for beginners. The detachable design also simplifies cleaning and long-term maintenance.
- Holds Up to 40 × 18650 Batteries: Enjoy extended capacity and longer run times for your devices. With up to 40 battery slots, this case can be tailored to fit your specific power needs—daily use, emergency backup, or outdoor activities.
- Fast & Versatile Charging: Supports QC2.0 and BC1.2 fast charging protocols with multiple input/output options. Includes USB-A and Type-C ports and wireless charging (5W / 7.5W / 10W / 15W) for ultimate flexibility.
- Smart Digital Display: Integrated screen shows real-time power levels and charging status, allowing you to monitor usage at a glance and avoid unexpected power loss.
- Built-in Safety & Durability: Crafted with premium materials and designed to prevent overheating, overcharging, and short circuits, ensuring stable and long-lasting performance.
- Compact & Travel-Friendly: Despite its large capacity, the case remains compact (187 × 82 × 100 mm) and lightweight (≈420 g), ideal for commuting, camping, or travel.
- Wireless Charging Convenience: Place a compatible device on the case to enjoy cable-free charging—perfect for users who prefer a tidy setup.
Why This Case Works for Japanese Customers
In Japan, consumers value reliability, minimalist design, and durability. This power case answers those expectations by combining practical functionality with robust safety features. It is suitable for DIY power enthusiasts, frequent travelers, and users seeking a dependable emergency power solution.
Important Notes
- Batteries Not Included: 18650 cells are sold separately. Only flat-top 18650 batteries are supported.
- Polarity: Observe the correct polarity (+ / −) when inserting cells.
- First Use: Fully charge new batteries before their first output for optimal performance.
- Product Scope: Power case only—other items shown in product images are not included.
Specifications
| Model / Manufacturer | ZEPFJHE Portable 18650 Battery Case |
|---|---|
| Battery Capacity | Up to 40 × 18650 cells (batteries not included) |
| Colors | Black, White |
| Size | Approx. 187 × 82 × 100 mm (7.36 × 3.23 × 3.94 in) |
| Weight | Approx. 420 g |
| Input | 5V/3A, 9V/2A, 12V/1.5A (varies by model) |
| Output | USB-A & Type-C outputs; Wireless 5W–15W; QC2.0, BC1.2 supported |
| Material | Durable, impact-resistant composite (manufacturer specification) |
| Country of Origin | China |
| ASIN / Date First Available | B0F7HJ5ZFF / May 5, 2025 |
Who Should Buy This?
This product is ideal for:
- DIY enthusiasts who want to assemble a high-capacity power bank from spare 18650 cells.
- Outdoor lovers and campers who need long-lasting, portable power and a built-in lighting solution.
- Frequent travelers and commuters seeking a compact, high-capacity backup power solution.
- Anyone looking for a customizable, repairable alternative to closed-system power banks.
Final Verdict
The ZEPFJHE Portable 18650 Battery Case delivers versatility, capacity, and convenience at an attractive price point. While it requires sourcing compatible 18650 flat-top batteries separately, the ability to configure the case to your needs, combined with fast charging, wireless support, and a clear digital display, makes it a practical and cost-effective choice for users who prioritize flexibility and dependable mobile power.
Ready to build your own long-lasting power solution? Consider the ZEPFJHE case as a smart base—just add cells and you're set for reliable, portable energy.
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