Hello , new owner f1000 bpm imports is the model . Only used one ride 3rd time on charger . It will not power up unless plugged in to charger thats in110ac.. i called bpm imports there response was not that great , anyway i learned a lot and have enjoyed the vids 0n this site. If anybody has any ideas I would be grateful. Thanks Goldrunner from gold run west slope of sierras.