Teksunny electric bicycle conversion kit with battery 

What the electric bike kit include?
1 * 350-1000W Brushless Gearless Hub Motor with rim (20” 24” 26″ 27.5″ 700C 28″ 29‘’)
1 * New design smart controller
1 * Twist Throttle
1 * SW900 LCD display
2 * Aluminum Alloy Brake Levers
1 * Pedal Assistant Sensor
1 * Controller bag
1 * Lithium Battery (Optional) 

And Other Optional parts you need.