Canon PowerShot SD850 IS Charger
Charging energy input the battery not all turned into the battery storage of energy, and part is spent on the battery inside the side-effects, and transformed into heat during charging, so charge efficiency is always less than 100% . The charge current should be controlled within a certain range when charging, the charge current is too big or too small will reduce the charging efficiency. For high-current fast charger, the Canon PowerShot SD850 IS Charger also requires a special charging mode design...