The disposable battery is for use with the iPAD SP1 Semi and Fully Automatic units and with the iPAD SP2 unit (the latter unit is for use by medical professionals)

High Capacity: Type DC 12 Volt 4.2Ah,
Material: Lithium Manganese Dioxide
Capacity: Minimum 200 shocks (150J)
Lifespan: Up to 5 years – assumes unit is kept within operable temperature range and after the initial check, the unit is left in standby mode.
Warranty: 4 years (from date of purchase)