Amazon.com: funkawa (3- Pack) Shockli 18500 1600mAh Rechargeable 3.7V Solar Batteries[ for Landscape Spotlights, Solar Light ] -Button top : Health & Household
Amazon.com: 18500 Rechargeable Batteries 4 Pack with Charger, JESSPOW IMR 18500 Rechargeable Li-ion Battery 1600mAh 3.7V [ for Flashlight, Solar Garden Light ] with Flat Top : Health & Household
2x Flashlight Camera EOS 18490 18500 Li-ion Battery 3.6V 2040mAh by Japan cell 606321671624 | eBay