This is a rebuild service for one 886113 battery for a Laerdal LCSU3. We rebuild all batteries with high quality 2100mAh cells which is more than what they were when new. All of our rebuilds are professionally assembled using high quality equipment and materials. All battery assemblies are load tested to insure quality. We have rebuilt dozens of Laerdal 886113 batteries so please buy with confidence. We can rebuild this battery many times to keep your legacy equipment powered when you need it. Send those batteries to us and let us put our experience to work for you.