Yeah, you probably want to avoid alkaline, and use a NiMH or lithium primary. E.... | Hacker News

Hacker Newsnew | past | comments | ask | show | jobs | submit

		semi-extrinsic on Jan 31, 2019 \| parent \| context \| favorite \| on: Converting Wi-Fi signals to electricity with new 2... Yeah, you probably want to avoid alkaline, and use a NiMH or lithium primary. E.g. the CR123 lithiums are usually rated for 10 year shelf life.

janekm on Feb 1, 2019 [–]

Indeed, for AA applications the Energizer Lithium ones are great (“other brands exist”).

Consider applying for YC's Summer 2026 batch! Applications are open till May 4
Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact