<p>Battery: 24V10A li-ion battery and provide insurance all over workd , this battery is moveable and can be attached to any bike easy with quich release </p><p>Moter Brushless geared motor Small and light.Available from 180W to 350W charger,110V-220V Advantages: this is our new design ,which is based on our YTLEB-9610, There are some improvement: </p><p>1)Fix the motor on both front and rear wheel </p><p>2The battery is more powerful . the 24V10A li-in battery can provide long distance </p><p>3) We fix the Battery under rear carrier with quick release, As you know all bikes must have seat post which means the battery can attachmed to all bikes</p><p>4) A new controller cage was made to load the controller and wires</p><p>5)Use all plugs connection ,you just need to&nbsp; connect it with plugs according to our manual </p>