... last for 8 hourspopular Bumper car in amusement park hot sale amusement park machineSPECIFICATION: CE Chilren electric bumper car ... outdoor,Convenient to be used,Various kinds: water ball, water roller, paddler boat, electrical bumper boat, inflatable water games, ... bouncers ,large inflatable toys, inflatable games.2.Water ball, water roller, zorb ball ,swimming pool, aqua boat , bumper boat , water ...