Explanation:Hook and loop RC DRONE LIPO Battery Batter Most 3S-4S batteryRC Drone Quadcopter for a while to change the appropriate change for boat models, to prevent accidents on the flightNon -slip design to keep batteries and electronics stablesIn a package of 4 piecesSize graph: Length: approximately. 300mm/ 11.81inchWidth: approximately. 2cm/0.79inchThe package includes:4 Lipo Battery Stray(2 packs)Notes:Because of the difference between different monitors, the picture may not reflect the real color of the substanceDue to manual measurement, 1-2mm may be an error. in size