This is the replacement Lithium Ion Battery for second generation InTENSity devices. It is rechargeable and compatible with the Li-ion Battery Charger (#TA2000C).
3.7V nominal voltage and 4.2V charging voltage limit
900mAh (3.33wh) battery capacity
Compatible with second generation InTENSity devices and the Li-ion Battery Charger
Electrotherapy unit and battery charger NOT included
For a replacement battery for your second generation InTENSity device, purchase the Lithium Ion Battery.