USE-18650-3500PCBJST US Electronics Inc. | Battery Products | DigiKey Marketplace
MDHAND 4-Pack Rechargeable Batteries, 6000mah 3.7 V Lithium-ion Rechargeable Battery is Suitable for Electronic Devices Such as Strong Light flashlights - Walmart.com
18650 Rechargeable Lithium Batteries - 3.7v-4.2v 2000mah - Perfect For Flashlights, Headlamps, Torches, Fans, Wireless Speakers & More! - Temu
Lithium Ion Battery - 3.7V 2000mAh : ID 2011 : $12.50 : Adafruit Industries, Unique & fun DIY electronics and kits