Canon bp-945 battery charger--> Li-ion battery charger

Canon bp-945 battery charger:
Input: AC 100V-240V, 300mA, 50/60Hz.
Output: DC12V, 500 mA


Buy the Canon bp-945 battery and charger together:

what can I do to minimize power consumption of Canon bp-945 battery?
Turn off the LCD and use the viewfinder because the biggest energy consumers in a digital camera are the LCD screen .Pay attention to the times of photo previewing.Wait until you are on your computer or in your office or home to do that.Carry a spare Canon bp-945 battery pack.Two batteries have twice the energy as one. Carry an extra battery bp-945 if you are planning for a long shooting session. Some photographers always carry an extra battery with them - Batteries tend to lose their charge even if they are not used so if you are carrying an extra battery for a few days or more remember to recharge it even if you did not use it.