After some testing slot 1 and 2 do not power the camera ever. Unit was on 1 bar for power and slots 1 and 2 batteries checked out at 1.6 volts. remainder were at 1-1.2 volts. Contacted my dealer to find out that he no can sell them but has offered to swap it for a Covert 2. I am going to go that route as this is my second cam since July. Yes I know its the same manufacture but .........