Product Specification: 1.Two times of battery life can be achieved with 2 lithium battery for double working time 2.Use two LP-E6/LP-E6N (not included) lithium-ion batteries for longer shooting times,double endurance. 3.Moment-buttons,professional circuit design,top-class imported electronic switches,fast induction for continuous capture with no missing. 4.Design of multiple buttons for more convenient operation. 5.Excellent coating made with the top-class rubber,which can bring you the perfect feeling and be good to your health. 6.Significantly improves stability,marvelous touch feeling. Package Including: 1.x Battery Grip for EOS 5D Mark IV 1 x Lithium battery holder (battery not included).