best 18500 3.2 solar battery
Contrary to what manufacturers claim about 18500 3.2V solar batteries, our testing revealed that capacity and cycle life really make the biggest difference. I’ve tested several, and the Kinreecell LiFePO4 18500 3.2V 1000mAh Solar Battery (2 Pack) consistently provided steady power for outdoor solar lights, even after hundreds of cycles. Its real 1000mAh capacity and … Read more