Allmax CR123A Maximum Power Lithium Batteries (48 Count) – 3V

Customers find these batteries to be of good quality, with one mentioning they work well as a replacement for ADT alarm sensors. The battery life receives mixed feedback - while some say they last pretty long, others report they suck dead in a week. The power performance is concerning, with one customer noting that half of the batteries don't have enough juice to power a flashlight.