motorized water gun Easy assemble 4 Step to start the game with your friends: 1:Charge the battery for 2Hourse 2:Fill water 3:connect the battery 4:start the game ! Packing list 1*Charging Cable 1*lithium battery 1*screwdriver 1*water gun Best gift No one can refuse the funny things As a gift ; this Electric water gun will be a great choice .for birthday ; wedding ; party. Everybody will enjoy it! 550 ML/150 shoot This water gun was designed with extra water tank.It was 550ML capacity .You don't need to fill water frequently! You will always win the game!