LED Flashlight Ultrafire Battery - 18650 Powered, 2200ma, 3.7V
PeakPlus Super Bright LED Tactical Flashlight Zoomable Adjustable Focus 5 Modes Water Resistant Torch with Rechargeable 18650 Lithium Ion Battery & Charger - Walmart.com
Streamlight ProTac 2L-X USB Flashlight LED Rechargeable 18650 Battery
1pc High Bright 3x Led Handheld Flashlight Type C Usb Rechargeable Portable Pocket Light Outdoor Hiking Fishing Home Work Car Repair 18650 Battery | 24/7 Customer Service | Temu
4 * T6 LED lamp beads portable spotlight flashlight searchlight powered by 4 18650 batteries
How to make a mini Torch Light for Lithium 18650 battery - YouTube