I was skeptical at first because of the negative reviews, if I should order my product. The delivery was quick and I realized that he, despite use under the guidance did not concern me too! Was already totally frustrated that I ordered it despite the bad reviews .. But then I saw the error: To turn you have to pull the little plastic piece with a firm jerk from the battery compartment!
And he did his work. For me he is one of reliable, even in the apartment - only once occurred to me that he mitzählte in the car ...
