Waterproof&rechargeable dog training collar for 2 dogs

My trainer recomand me this Collar Training and if on the begining I was a bit sceptical about this ,after I try it I realise that was a very smart move to buy it because it help me a lot with my training.Very easy to manage,my dog seems ok with it and start to understund the vibration mod and the thinks I ask from him.Very please with this purchase with a really good price!