Key benefits Powerful eight cell platform: Eight 18650 cells housed in a single box with a Type C input and dual USB outputs for versatile charging and power delivery. Solder assembly: Designed for enthusiasts who want to build or a power solution without welding or complex tools. Safe and reliable operation: Built in protections for overcharge, over discharge, and short circuits to promote stable performance and safeguard your batteries. DIY friendly and adaptable: Ideal for individuals and hobbyists who enjoy tailoring their own power solutions to fit specific needs. Durable and versatile shell: Made from strong ABS material, available in black or white, with automatic identification of charging current and a dual USB output for multifunction use. Product features 8x 18650 battery box: Centralized housing for eight 18650 cells to create a compact power solution. Type C input: Modern charging interface for convenient recharging. Double USB outputs: Two USB outlets to power or charge multiple devices simultaneously. Solder assembly: Enables straightforward build and without soldering. Protection suite: Overcharge, overdischarge, and short circuit protection for safety and longevity. ABS shell: Durable exterior to withstand daily use. Color options: Available in black and white. Charging current identification: Automatically identifies the appropriate charging current for connected devices. Multifunction use: Dual USB output supports a range of applications and devices. Ideal use scenarios Portable power bank for outdoor activities or emergencies: Build a reliable, power source to keep devices charged during camping trips, travel, or power outages. DIY power solutions for hobby electronics: Create a tailored energy supply for prototypes, Arduino/ESP32 projects, or sensor nodes without soldering or specialized tools. Camera, lighting, and audio setups: Use as a compact, reusable power source for cameras, LED panels, or portable audio equipment on shoots or events. Specifications and compatibility notes Battery configuration: 8x 18650 cell box (cells not included). Input/output: Type C input with two USB outputs. Safety features: Overcharge protection, overdischarge protection, short circuit protection. Housing material: ABS. Finish options: Black or white shell. Identification: Automatic charging current identification for safe, efficient charging.