Amazon Basics 4-Pack 9V Long-Lasting Alkaline Batteries for Smoke Detector, Electronics & Audio, 5-Year Shelf Life

Customers find these batteries to be of great quality and reliable, with one customer noting they perform as well as name brands. The battery life receives mixed feedback - while some say they last a long time, others report they don't last as long as expected. Similarly, opinions on renewability are divided, with some customers saying they will buy them again while others express dissatisfaction.