Waveshare

Waveshare Uninterruptible Power Supply (UPS) Module, Supports Charging and Power Output at The Same Time, 3S & 5V 5A Output, Compatible with Raspberry Pi Board

MORNGC 18650 Battery Case 4Pack Battery Set, 3400mAh Battery for Flashlights, Headlights, Fans, Digital Cameras, Toys, Radios, Speakers, Surveillance Equipment, etc.