Amazon.com: Amityke 3.7 Volt Rechargeable Battery 3500mAh Battery 2Pack Large Capacity Batteries for Headlamp, LED Flashlight, etc : Health & Household
Molicel M35A 18650 3500mAh 10A Battery - Buy Now
Best 18650 Battery For Flashlight 3500mAh (Free Battery Case) Orbtronic