Panasonic Lumix DMC-TZ3 Digital Camera Battery - Premium TechFuel&reg; CGA-S007 Battery Feature the latest battery technology including advanced circuitry, voltage regulator, and thermal circuit protection. Battery Storage Capacity: 800 mAh / 3 Wh, Voltage: 3.7 volts, Chemistry: Li-Ion One-year limited warranty and a thirty-day money back guarantee when purchased from Battery heads Manufacturing facility is ISO 9001 Certified and RoHS compliant to ensure quality and safety.