Amazon.com: Compatible with 3.2V 18500 1100Mah Rechargeable Lithium Battery for Solar Led Light : Health & Household
Amazon.com: JESSPOW 18500 Battery, IMR 18500 Rechargeable Li-ion Battery 1600mAh 3.7V for Flashlight, Solar Garden Light and More, 18500 Rechargeable Solar Batteries with Button Top (8 Pack) : Health & Household