Hold a charge as well as any.
Verified Post by Michael Ozborn
Published on 14 Mar, 2019
9V Batteries, Keenstone 800mAh 9 Volt Rechargeable Lithium-ion Battery 3 Pack with 3 Bay Charger
Seem to be well built and have over charge technology because they dont get hot at all. Will report again after some heavy use but for now I give it an A