TELESIN Lipo Safety Guard Fire Resistant Lipo Battery Safe Bag for DJI Phantom 3 Phantom 4 Battery Charging & Storage---1 Pack Used for safety charging and storage of Phantom 3 Standard/Professional/Advanced Batteries and Phantom 4 batteries,Large enough for most of any other lithium batteries Dimensions (LxWxD): 140mm x 90mm x 55mm Weight: 47g Made of flame retardant fiberglass woven fabric A must have for batteries safety charging,traveling,transportation,and storage