Advanced battery technology, with flexible power options, means the Lifeline ARM will always be ready for rescue.  The rechargeable battery pack provides unmatched operational times and long service life across a wide temperature range.  By design, fast battery pack swapping, as well as external AC power adapter operation, is possible. 

• Long runtime battery pack life (requires less power to accomplish compressions)
• Fast battery pack recharge time
• Long useful life battery pack (3 years or about 300 charge/discharge cycles)
• Battery pack inserts in either orientation (with the contacts toward the unit)
• Fast battery pack swapping because of battery pack eject release latches