Lasermax Batteries Multi-packs contain 5 full battery packs (5 times the # of batteries used by particular model). All multi-pack batteries by LaserMax are high quality silver oxide type 1.5 volt batteries.
Specifications and Features:
For: Beretta, Taurus, Smith & Wesson 591, and 1911 laser systems with serial# starting with CG
Silver Oxide Battery
Approximated 5 year shelf life
5 shrink-wrapped set of 4 batteries (20 batteries)