Smallest Power Bank Case DIY Kit - Type C 18650/21700 Battery Charger Box

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Description:

Revolutionary DIY Power Bank Case Kit - Build Your Own High-Performance Portable Charger

Experience the ultimate flexibility with our diy power bank case kit designed for tech enthusiasts and professionals alike. This innovative 18650 power bank kit combines cutting-edge technology with user-friendly design, making it the perfect solution for custom power solutions.

Key Features That Set Our Power Bank Case Apart

Universal Compatibility: Supports both 18650 and 21700 battery cells with seamless integration
Welding-Free Assembly: No soldering required - truly plug and play power bank experience
Multiple Interface Support: iPhone, Type-C, and standard USB connections in one compact unit
Compact Design: Lipstick-sized portability with integrated charging cable and carrying strap
Fast Charge Technology: Pd fast charging case with up to 100W output capability
Smart Protection: Advanced safety circuits prevent overcharging, overheating, and short circuits

Why Choose Our 18650 Battery Case Over Others?

Our diy battery charger case stands out in the crowded market of power bank solutions. Unlike traditional power bank shell options that require complex assembly, our kit offers a truly no soldering power bank kit approach. The innovative design accommodates various battery configurations, from compact 5x18650 power bank setups to high-capacity 6x21700 power bank arrangements.

The intelligent circuit design automatically detects your device's power requirements, delivering optimal charging speeds through our bidirectional pd power bank technology. Whether you need emergency power for your smartphone or a reliable high capacity power bank diy solution for outdoor adventures, this kit adapts to your needs.

Technical Specifications & Performance

Input Voltage: 5V-20V (wide compatibility range)
Output Power: Up to 100W with pd100w power bank diy capability
Battery Support: 18650 (3.7V) and 21700 (3.7V) lithium-ion cells
Charging Ports: USB-A, USB-C, and Lightning compatibility
Safety Features: Overcurrent, overvoltage, short circuit, and thermal protection
Material: High-grade metal power bank case construction
Dimensions: Compact 4.5" x 2" x 1" design

Perfect for Multiple Applications

Our versatile usb power bank case serves multiple purposes:

Emergency Backup: Keep your devices powered during outages
Travel Companion: Lightweight solution for business trips and vacations
Professional Use: Ideal for field technicians and outdoor workers
Educational Projects: Learn about battery management and power circuits
Custom Solutions: Build exactly what you need with modular design

Advanced Charging Technologies

Experience next-generation charging with our integrated fast charge power bank diy system. The intelligent power management automatically adjusts output based on connected devices, supporting everything from small smartphones to large tablets and laptops through 20v 5a power bank case capability.

The balanced charging power bank technology ensures each battery cell receives optimal charge, extending overall battery life and maintaining consistent performance. This makes our kit ideal for creating high power power bank kit solutions that rival commercial alternatives.

Easy Assembly & User Experience

Building your custom power solution has never been easier. Our portable power bank kit includes everything needed for immediate assembly:

Pre-fitted connectors eliminate the need for soldering
Color-coded wiring for mistake-proof installation
Detailed assembly guide with step-by-step illustrations
Quality control testing before shipping
24/7 technical support for assembly assistance

Quality Assurance & Safety Standards

Safety remains our top priority in every c16 power bank shell design. Our products undergo rigorous testing including:

CE, FCC, and RoHS certification compliance
Temperature cycling tests from -20°C to 60°C
Overcharge and discharge protection validation
Short-circuit tolerance testing
Long-term reliability assessments

The robust construction ensures your sturdy power bank housing withstands daily wear while protecting sensitive battery cells from damage.

Customization Options

Adapt our removable power bank shell to your specific requirements:

Configurable battery slots for 2, 4, 5, 6, or 8 cell arrangements
Selectable output configurations (single or dual USB ports)
Optional wireless charging module integration
Custom LED indicator patterns
Branded enclosure options for professional applications

Environmental Impact & Sustainability

By choosing our lithium ion power bank diy solution, you contribute to reducing electronic waste. Reuse old 18650 and 21700 cells instead of purchasing new power banks, creating an eco-friendly power solution that saves money and protects the environment.

The modular design allows for easy battery replacement, extending the product's lifespan and reducing overall consumption. This approach aligns with sustainable technology practices while delivering superior performance.

Warranty & Support

We stand behind our products with comprehensive warranty coverage and dedicated customer support. Each custom power bank charger comes with:

12-month manufacturer warranty
30-day money-back guarantee
Free technical support via multiple channels
Replacement parts availability
Software updates for enhanced functionality

Join thousands of satisfied customers who have transformed their power management with our innovative diy power bank case technology. Experience the freedom of building exactly what you need, when you need it.

Explore more from Best selling products:

Product Details:

Transform your power management with the ultimate DIY Power Bank Case Kit! This innovative solution combines cutting-edge technology with user-friendly design, perfect for tech enthusiasts and professionals.Key Benefits:Welding-Free Assembly: True plug-and-play experience - no soldering requiredUniversal Compatibility: Supports both 18650 and 21700 battery cellsHigh-Speed Charging: Up to 100W PD fast charging capabilityMultiple Ports: USB-A, USB-C, and Lightning compatibilityCompact Design: Lipstick-sized portability with integrated cable and strapSafety First: Advanced protection circuits prevent damagePerfect for: Emergency backup, travel companion, professional field work, educational projects, and custom power solutions. Build exactly what you need with our modular diy power bank kit design!

Specifications and Features:

Technical SpecificationsModel: Type C 18650/21700 Battery Charger CaseBrand: AideeMasterInput: USB-C PD 3.0 (5V-20V)Output: USB-A (5V/2.1A) + USB-C PD (5V-20V/5A)Battery Support: 18650 (3.7V) and 21700 (3.7V) lithium-ionCapacity Options: 5000mAh - 40000mAh (depending on battery configuration)Dimensions: 115mm x 52mm x 26mmWeight: 180g (without batteries)Material: Premium aluminum alloy housingSafety Features: Overcharge, overdischarge, short circuit, thermal protectionOperating Temperature: -10°C to 45°CCertifications: CE, FCC, RoHS compliant

Customer Reviews:

★★★★★
Astrid Björk:
Outstanding diy power bank case! The no-soldering design made assembly incredibly easy. Fast charging works perfectly with my 18650 batteries.

★★★★★
Kenji Tanaka:
Impressed with the build quality and pd fast charging capabilities. This 21700 power bank case exceeded my expectations for a diy kit.

★★★★★
Amara Okafor:
Perfect for my outdoor photography business. The 100w power bank diy capability charges my laptop and camera batteries efficiently.

★★★★★
Mateo Rodriguez:
Great value for money! The plug and play power bank design saved me hours compared to traditional soldering methods.

★★★★★
Zara Petrov:
Excellent customer support and high-quality components. The metal power bank case feels sturdy and professional.

★★★★★
Ingrid Larsson:
Love the compact design! Fits perfectly in my backpack and charges multiple devices simultaneously through different ports.

★★★★★
Yuki Nakamura:
The bidirectional pd power bank feature is fantastic. Can charge and discharge through the same port - very convenient!

★★★★★
Fatima Al-Rashid:
Best diy battery charger case I've used. The balanced charging technology keeps my battery pack performing optimally.

★★★★★
Bjorn Eriksen:
Solid construction and reliable performance. The sturdy power bank housing protects the batteries well during transport.

★★★★★
Lila Kowalski:
Perfect for my tech workshop! Easy to customize and the modular design allows for various battery configurations.

Shipping Information:

Fast Delivery: 1 to 2 weeks

Courier company: DHL Paket, GLS or other local courier etc.

Refund if package is lost by shipping company.

Refund if item is deleivered damaged.

Refund if no delivery in 30 days.

Free returns within 30 days.

Security, Privacy & Safe payments

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Frequently Asked Questions:

Q: What batteries are compatible with this diy power bank case kit?

A: Our kit supports both 18650 and 21700 lithium-ion battery cells. The design accommodates various configurations from 2-cell to 8-cell setups, allowing you to build power banks ranging from 5000mAh to 40000mAh capacity.

Q: Do I need soldering skills to assemble this power bank case?

A: No soldering required! This is a true plug and play power bank kit with pre-fitted connectors and color-coded wiring. Assembly is straightforward and can be completed in 15-30 minutes with basic tools.

Q: What charging speeds can this diy battery charger case deliver?

A: The pd fast charging case supports up to 100W output through USB-C PD technology and 22.5W through USB-A ports. It automatically detects your device's optimal charging requirements for maximum efficiency.

Q: Is this power bank shell safe for lithium-ion batteries?

A: Absolutely! Our metal power bank case includes comprehensive safety features: overcharge protection, overdischarge protection, short circuit protection, and thermal monitoring to ensure safe operation with all compatible batteries.

Q: Can I charge multiple devices simultaneously?

A: Yes! The bidirectional pd power bank design supports simultaneous charging through multiple ports. You can charge smartphones, tablets, laptops, and other devices at the same time with intelligent power distribution.

Q: What makes this different from other 18650 power bank kits?

A: Our kit features welding-free assembly, universal battery compatibility, high-power pd charging up to 100W, and professional-grade construction. The modular design allows for extensive customization while maintaining safety and reliability.

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Smallest Power Bank Case DIY Kit - Type C 18650/21700 Battery Charger Box