For £20 hard to knock it but dont know how robust it is (I've knocked mine off 5ft steps and still works fine).
8mm in 10m (albeit claimed 7m range) is not that accurate, mine is 3mm in 10m and no magnet by look of it!
8mm in 10m (albeit claimed 7m range) is not that accurate, mine is 3mm in 10m and no magnet by look of it!