Designed for advanced users and professionals, this 45W Luxury Power Bank Shell Case offers a powerful, customizable charging solution for laptops, tablets, and smartphones. Built to house six 21700 flat batteries (not included), it delivers high-output PD charging suitable for MacBook laptops, tablets, and flagship smartphones.

The refined matte-finish housing, integrated Type-C & Lightning cables, and intelligent LCD digital display elevate both performance and aesthetics. Ideal for DIY enthusiasts seeking premium build quality, safety, and flexibility in portable power solutions.

⚠️ This product is a shell case only. Batteries are not included.

🔹 Key Features

⚡ 45W High-Power Output – Supports MacBook & tablet fast charging
🔋 Supports 6× 21700 Flat Batteries – Customizable, removable battery design
📊 Smart LCD Digital Display – Real-time power & voltage monitoring
🔗 Built-in Type-C & Lightning Cables – Seamless cable-free charging
🔌 Multiple Output Ports – Dual USB + Type-C port
🖤 Premium Matte Finish Housing – Elegant, durable, and modern
🛡️ Advanced IC Protection – Overcharge, reverse polarity & short-circuit safety
💼 DIY Modular Design – Ideal for professionals & tech enthusiasts

🔹 Technical Specifications

Battery Type: 21700 flat batteries only (not included)
Output Power:
- 20V / 2.25A (45W – Laptop)
- 12V / 1.7A
- 9V / 2.5A
- 5V / 3A
Fast Charging Support:
- MacBook laptops
- iPhone 16 / 17 series
- Huawei Mate 70 Pro & more
Ports: Dual USB + Type-C + 2 built-in cables
Size: 186 × 76 × 43 mm

🔹 Package Includes

📦 6× 21700 Power Bank Shell Case
(Batteries not included)

🔹 Safety Precautions

Use flat 21700 batteries only (no pointed batteries)
Do not use damaged batteries
Insert batteries with correct polarity
Avoid high-temperature environments

🔹 Product Name

6×21700 Premium Power Bank Shell Case

45W Power Bank Shell