100W Fast Charging Battery Case DIY Box Shell

This battery charging case supports fast charging at 100W and is designed for users building custom power banks. Constructed with aluminum alloy and impact-resistant PC, it offers durable protection and reliable performance for multiple devices.

Ideal for professionals, travelers, and outdoor enthusiasts, this case allows you to assemble a high-performance charging solution compatible with smartphones, tablets, and other electronics.

Equipped with double Type-C USB output ports, this case enables rapid charging for your devices. Its advanced circuitry reduces charging time significantly, making it perfect for business trips, camping, or daily commutes where quick power is essential.

• 100W total output power
• Dual Type-C USB ports for versatile device support

The case’s aluminum alloy frame combined with impact-resistant PC ensures sturdiness and longevity. With dimensions of approximately 136 x 78.5 x 26mm, it offers a compact and travel-friendly build.

• Aluminum alloy and impact-resistant PC construction
• Compact size: 5.35 x 3.09 x 1.02 inches

Designed to hold four 21700 batteries (not included), this charging shell requires welding for assembly. It incorporates intelligent safety protections such as overcharge and short circuit prevention to ensure secure charging.

• Requires 4×21700 batteries (not included)
• Includes overcharge and short circuit protections

• Material: Aluminum Alloy, PC
• Battery type: 4×21700 batteries (not included)
• Output: Double Type-C USB ports
• Case size: 136 x 78.5 x 26 mm (5.35 x 3.09 x 1.02 inches)

Package includes one battery charging case (battery not included).

• 1pc Battery Charging Case (Battery NOT included)