High-performance battery with new, high-quality branded cells such as those from Panasonic, LG, Sanyo, etc.
100% compatible with the original Leica battery thanks to a custom fit including overcharge and short-circuit protection.
Technical data:

• Voltage: 3.7 volts
• Capacity: 1700mAh / 6.3Wh
• Cell type: Li-Ion

This  Battery Pack is a rechargeable, removable, replacement Li-ion battery designed to work with  digital cameras.