... lines can manufacture 30,000-60,000 battery packs/Day for rechargeable flashlight.( 2D-SC-C /3D-SC-C ... brands flashlight(Ni-Cd & Ni-MH).Ni-Cd rechargeable battery pack:Size SC: capacity 1,500 to 2,000mAhSize C ... capacity600-750mAhSize 4/5SC capacity 1200-1500mAhNi-MH rechargeable batery pack:Size SC: capacity 2,400 to 3, ... feel free to contact us.Thanks.STEVEN rechargeable flashlight battery pack