Answer:It is suggested that the building owner can find the Canon A570IS on Taobao. Some businesses are selling it. After buying it, the building owner can contact the nearby maintenance dealer to help replace it.
Answer:Canon A570IS supports 32GB SDHC format memory card at most. It is suggested that the building owner should choose according to the actual situation.
Answer:It doesn't need to be modified.This camera with AA battery at Canon is an old problem. The reason is that Canon's cut-off voltage is set too high, so I don't need to explain more. I just say that the solution is to use a higher voltage lithium iron phosphate battery, which is 3.2 volts. In actual use, one section of lithium iron is connected in series with one