The 4x18650 DIY Power Bank Box is a high-capacity portable charging solution that allows you to build your own custom power bank. Designed for convenience and performance, it supports multiple fast charging protocols and is suitable for a wide range of devices including iPhone, Samsung, and other smartphones.

This power bank case supports 4x18650 lithium batteries (not included), providing up to 15000mAh capacity for long-lasting backup power. It is ideal for travel, outdoor use, emergency charging, and daily mobile power needs.

Equipped with multiple input and output ports, including USB and Type-C, it allows simultaneous charging of multiple devices. The fast charging support ensures efficient power delivery with support for PD3.0, QC4+, AFC, FCP, and other major fast charging protocols.

The built-in digital display shows real-time battery status, making it easy to monitor power levels. It also includes a simple DIY assembly design, allowing users to easily install batteries and create a portable power bank.

The device features a durable plastic body and includes an LED light function that can be activated by double-clicking the side button, making it useful in low-light situations.

Key Features:

Product Type: DIY Power Bank Box Case
Battery Support: 4 x 18650 (not included)
Capacity: Up to 15000mAh
Input: 5V/2A (Type-C + USB)
Output: 5V/2A with multiple ports
Ports: 2 x USB, 1 x Type-C
Fast Charging Protocols: PD3.0, QC4+, QC3.0, AFC, FCP, SCP, PE2.0
Display: Digital battery percentage display
Material: Durable plastic body
Features: LED light, DIY assembly, multi-device charging
Compatibility: iPhone, Samsung, Android smartphones, and other USB devices

Package Includes:

1 x Power Bank Case Kit (batteries not included)