The HAWEEL DIY 4X 18650 Battery Power Bank Shell Box is an ideal portable charging solution for smartphone enthusiasts. With its digital display and dual USB output, it allows for convenient charging on the go. Made from durable plastic, it's designed for everyday use.

Key specifications:
- Battery Type: Li-Polymer Battery
- Input Interface: USB
- Output Interface: USB-Type C
- Features: Digital Display
- Capacity: 10000mAh