I was excited about this product so much so that I bought it to replace my 2 remmy (which still worked, but the idea of receiving a text message on the cell phone seemed more reliable) keep in mind that I live in fear of forgetting the children in the car although I know it is a totally irrational fear, but because in life you never know ... the product itself is handy app also unfortunate that constantly gave me the signal that the children were seated when it was not so ... I had to make them