Is the electronic bike bicycle good with the child trailer?

Question

mainly i want to buy electronic bike bicycle because i am going to use kids trailer ,and i have been told that it will be very hard in pulling uphill and wild downhill.

i just want to know if i can just use battery up&downhills only ,because i want turn it off at easy points to could benefit from cycling .

also, i want to know if this Battery make too much noise like motorbike battery .

Answer 1

Sounds like you'll endanger the child!  

I suggest test riding one first.