Panasonic CR123A Features: 

• Since it has an ultra-high rate of discharge, it is ideal for cameras, lights, and so on.
• Powerful lithium technology with low internal resistance for speedy flash recovery and filming.
• Effective even in a large temperature range (-40°C to +70°C).
• The design enables a current of several amps to be drawn, Very useful for flashlights that require instant power.
• Panasonic Lithium CR123 batteries have a spiral construction and larger positive and negative electrode surface areas.