Powakaddy universal 18 hole lithium battery upgrade to lithium without the expense of buying a new golf trolley longer life lighter weight and quicker charging lithium is the way to go the powakaddy universal lithium battery has been designed to be compatible with the vast majority of electric trolleys in the market will fit any trolley with an interconnect fitting or 3 pin port red yellow amp black this is an excellent alternative if you are looking to upgrade from a lead acid battery