Replacement long-life lithium battery for the Defibtech Lifeline™ or Lifeline AUTO AED's self-checks
- Lasts up to 5 times longer than ordinary alkaline 9V batteries (and 10 times longer than carbon-zinc batteries).
- Ultralife brand battery has the highest energy density, flattest discharge voltage curve, longest shelf life, widest operating temperature range, and lightest weight of any comparable 9-volt battery
- Contains no mercury, lead, or cadmium, and has a patented safety mechanism