LED Headlamp Charging Cable, USB Charging Cable Compatible with Elmchee/Foxdott/PETZL/Soft Digits/Everbeam/LE/GOFORWILD/Foxelli Waterproof Flashlight Head Lights: Amazon.com: Tools & Home Improvement
Petzl CORE USB Rechargeable Battery | Curtis - Tools for Heroes
Petzl SWIFT RL USB Rechargeable Headlamp | 900 Lumens