Everything has been Tested. This records and plays back video tape as it should. You get everything you need to create, play and transfer video. Battery is not tested and probably DOES NOT hold a charge. You do not need a battery to transfer video. You plug the cable from charger to camera and hit the play button. If you plant make videos, and this camera makes exceptional video, you will need to buy batteries. Most people buy a 3-pack. They are sold in several platforms.