Question about Hitec Htcdr300

Hello Roya98 the Accu are 2 x 12 volt Accu-batteries so 24 volts on the system All built in so no removable Accu, but no problem to order have also installed 2 new batteries have ordered at Conrad. 300 watt 24 volt motor unfortunately a bit weak when going uphill to standstill depending on the gradient and that with 75 kilos body weight is a pity. otherwise super